{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-20307",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2023-11-08T15:08:07.631Z",
        "datePublished": "2024-03-27T17:23:40.022Z",
        "dateUpdated": "2024-08-01T21:59:41.468Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2024-03-27T17:23:40.022Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability in the IKEv1 fragmentation code of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a heap overflow, resulting in an affected device reloading.\r\n\r This vulnerability exists because crafted, fragmented IKEv1 packets are not properly reassembled. An attacker could exploit this vulnerability by sending crafted UDP packets to an affected system. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.\r\n\r Note: Only traffic that is directed to the affected system can be used to exploit this vulnerability. This vulnerability can be triggered by IPv4 and IPv6 traffic."
                }
            ],
            "affected": [
                {
                    "vendor": "Cisco",
                    "product": "IOS",
                    "versions": [
                        {
                            "version": "15.1(2)SG8",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)M11",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY8",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY9",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY10",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY11",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY12",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY13",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY14",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY15",
                            "status": "affected"
                        },
                        {
                            "version": "15.1(2)SY16",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)S8",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)S9",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)S10",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)S8a",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E2",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(3)E4",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(5)E",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E3",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(5b)E",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(3)E5",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E4",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E5",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E5a",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E6",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E7",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E8",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E9",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E10",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E10a",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)E10d",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S6",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S7",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S6a",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S8",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S9",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(3)S10",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)M8",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)M9",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)M10",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)M8a",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY3",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY4",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY5",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY6",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY7",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(1)SY8",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S3",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)S4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(2)S4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S5",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S6",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S6a",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S7",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S6b",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S8",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S9",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S10",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)S9a",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(2)T4",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(5)EA",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA4",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA5",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA6",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA7",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA8",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA9",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EA9a",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M3",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M4a",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M5",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M6",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M7",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M6a",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M8",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M9",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(3)M10",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(1)SY1",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(1)SY2",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EC1",
                            "status": "affected"
                        },
                        {
                            "version": "15.2(4)EC2",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(1)SY",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(1)SY1",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(1)SY2",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(1)SY3",
                            "status": "affected"
                        },
                        {
                            "version": "15.4(1)SY4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY1",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY2",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY3",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY4",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY5",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY6",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY7",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY8",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY9",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY10",
                            "status": "affected"
                        },
                        {
                            "version": "15.5(1)SY11",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M1",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M0a",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M3",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M2",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M4",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M5",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M4a",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M4b",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M6",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M7",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M8",
                            "status": "affected"
                        },
                        {
                            "version": "15.7(3)M9",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M1",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M0a",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M0b",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M2",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M1a",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M3",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M2a",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M4",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M3a",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M3b",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M5",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M6",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M7",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M8",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M9",
                            "status": "affected"
                        },
                        {
                            "version": "15.8(3)M10",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M1",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M0a",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M2",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M3",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M2a",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M3a",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M4",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M3b",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M5",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M4a",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M6",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M7",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M6a",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M6b",
                            "status": "affected"
                        },
                        {
                            "version": "15.9(3)M7a",
                            "status": "affected"
                        },
                        {
                            "version": "15.3(3)JPI11",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Cisco",
                    "product": "Cisco IOS XE Software",
                    "versions": [
                        {
                            "version": "3.4.8SG",
                            "status": "affected"
                        },
                        {
                            "version": "3.10.8S",
                            "status": "affected"
                        },
                        {
                            "version": "3.10.8aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.10.9S",
                            "status": "affected"
                        },
                        {
                            "version": "3.10.10S",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.6S",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.7S",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.6aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.7aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.8S",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.9S",
                            "status": "affected"
                        },
                        {
                            "version": "3.13.10S",
                            "status": "affected"
                        },
                        {
                            "version": "3.14.4S",
                            "status": "affected"
                        },
                        {
                            "version": "3.15.4S",
                            "status": "affected"
                        },
                        {
                            "version": "3.7.4E",
                            "status": "affected"
                        },
                        {
                            "version": "3.7.5E",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.3S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.3aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.4S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.4aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.4bS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.5S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.4dS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.6S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.7S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.6bS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.7aS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.7bS",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.8S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.9S",
                            "status": "affected"
                        },
                        {
                            "version": "3.16.10S",
                            "status": "affected"
                        },
                        {
                            "version": "16.1.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.2.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.2.2",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.2E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.3E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.4E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.5E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.5aE",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.6E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.7E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.8E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.9E",
                            "status": "affected"
                        },
                        {
                            "version": "3.8.10E",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.4",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.5",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.5b",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.6",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.7",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.8",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.9",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.10",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.11",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1b",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.3",
                            "status": "affected"
                        },
                        {
                            "version": "3.9.0E",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.4",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.5",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.4a",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.5a",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.6",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.7",
                            "status": "affected"
                        },
                        {
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                            "version": "16.7.4",
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                        {
                            "version": "16.8.1b",
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                            "lang": "en",
                            "description": "Stack-based Buffer Overflow",
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                            "cweId": "CWE-121"
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                    ]
                }
            ],
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                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ikev1-NO2ccFWz",
                    "name": "cisco-sa-ikev1-NO2ccFWz"
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                        "baseSeverity": "MEDIUM",
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                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "NONE",
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                            "content": {
                                "id": "CVE-2024-20307",
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                                "options": [
                                    {
                                        "Exploitation": "none"
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                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-03-28T18:38:50.142203Z"
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            },
            {
                "providerMetadata": {
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                    "shortName": "CVE",
                    "dateUpdated": "2024-08-01T21:59:41.468Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ikev1-NO2ccFWz",
                        "name": "cisco-sa-ikev1-NO2ccFWz",
                        "tags": [
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                ]
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        ]
    }
}