{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-20267",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2023-11-08T15:08:07.624Z",
        "datePublished": "2024-02-28T16:15:18.044Z",
        "dateUpdated": "2024-08-28T14:13:57.631Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2024-02-28T16:15:18.044Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability with the handling of MPLS traffic for Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the netstack process to unexpectedly restart, which could cause the device to stop processing network traffic or to reload. \r\n\r This vulnerability is due to lack of proper error checking when processing an ingress MPLS frame. An attacker could exploit this vulnerability by sending a crafted IPv6 packet that is encapsulated within an MPLS frame to an MPLS-enabled interface of the targeted device. A successful exploit could allow the attacker to cause a denial of service (DoS) condition.\r\n\r Note: The IPv6 packet can be generated multiple hops away from the targeted device and then encapsulated within MPLS. The DoS condition may occur when the NX-OS device processes the packet."
                }
            ],
            "affected": [
                {
                    "vendor": "Cisco",
                    "product": "Cisco NX-OS Software",
                    "versions": [
                        {
                            "version": "6.0(2)A3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A3(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A3(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A4(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(1a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(2a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(3a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(4a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(5a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(5b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(7)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A6(8)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A7(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A7(1a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A7(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A7(2a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(4a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(7)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(7a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(7b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(8)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(9)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(10a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(10)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(11)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(11a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)A8(11b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U2(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(7)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(8)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U3(9)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U4(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U4(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U4(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U4(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U5(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U5(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U5(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U5(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(1)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(3)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(4)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(5)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(7)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(8)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(1a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(2a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(3a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(4a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(5a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(5b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(5c)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(9)",
                            "status": "affected"
                        },
                        {
                            "version": "6.0(2)U6(10)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(2a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(6)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(6b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(8)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(8a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(8b)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(10)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(12)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(18)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(16)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(14)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(6a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(20)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(20a)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(22)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(24)",
                            "status": "affected"
                        },
                        {
                            "version": "6.2(24a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F2(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(3)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(3a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(4)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(3c)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)F3(5)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2b)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2c)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2d)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2e)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(3)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(4)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(5)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(1a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(3)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(4)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(5)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(6)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(7)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(8)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(8a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(8b)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(8z)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I4(9)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I5(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I5(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I6(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I6(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(3)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(4)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(5)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(5a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(6)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(7)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(8)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(9)",
                            "status": "affected"
                        },
                        {
                            "version": "7.0(3)I7(10)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(0)N1(1a)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(0)N1(1b)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(0)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(1)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(2)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(3)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(3)N1(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(4)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(5)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.1(5)N1(1b)",
                            "status": "affected"
                        },
                        {
                            "version": "7.2(0)D1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.2(1)D1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.2(2)D1(2)",
                            "status": "affected"
                        },
                        {
                            "version": "7.2(2)D1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.3(0)D1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.3(0)DX(1)",
                            "status": "affected"
                        },
                        {
                            "version": "7.3(0)N1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(1)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(2t)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(3)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(4)",
                            "status": "affected"
                        },
                        {
                            "version": "9.2(2v)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(2)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(3)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(4)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(5)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(6)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(7)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(7a)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(8)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(9)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(10)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(11)",
                            "status": "affected"
                        },
                        {
                            "version": "9.3(12)",
                            "status": "affected"
                        },
                        {
                            "version": "10.1(1)",
                            "status": "affected"
                        },
                        {
                            "version": "10.1(2)",
                            "status": "affected"
                        },
                        {
                            "version": "10.1(2t)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(1)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(1q)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(2)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(3)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(3t)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(4)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(5)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(3v)",
                            "status": "affected"
                        },
                        {
                            "version": "10.2(6)",
                            "status": "affected"
                        },
                        {
                            "version": "10.3(1)",
                            "status": "affected"
                        },
                        {
                            "version": "10.3(2)",
                            "status": "affected"
                        },
                        {
                            "version": "10.3(3)",
                            "status": "affected"
                        },
                        {
                            "version": "10.3(99w)",
                            "status": "affected"
                        },
                        {
                            "version": "10.3(99x)",
                            "status": "affected"
                        },
                        {
                            "version": "10.4(1)",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')",
                            "type": "cwe",
                            "cweId": "CWE-120"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipv6-mpls-dos-R9ycXkwM",
                    "name": "cisco-sa-ipv6-mpls-dos-R9ycXkwM"
                }
            ],
            "metrics": [
                {
                    "format": "cvssV3_1",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
                        "baseScore": 8.6,
                        "baseSeverity": "HIGH",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH"
                    }
                }
            ],
            "exploits": [
                {
                    "lang": "en",
                    "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
                }
            ],
            "source": {
                "advisory": "cisco-sa-ipv6-mpls-dos-R9ycXkwM",
                "discovery": "EXTERNAL",
                "defects": [
                    "CSCwh42690",
                    "CSCva52387"
                ]
            }
        },
        "adp": [
            {
                "providerMetadata": {
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                    "shortName": "CVE",
                    "dateUpdated": "2024-08-01T21:52:31.664Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipv6-mpls-dos-R9ycXkwM",
                        "name": "cisco-sa-ipv6-mpls-dos-R9ycXkwM",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-03-05T15:17:32.267858Z",
                                "id": "CVE-2024-20267",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-08-28T14:13:57.631Z"
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    }
}