{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-20426",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2023-11-08T15:08:07.666Z",
        "datePublished": "2024-10-23T17:46:42.692Z",
        "dateUpdated": "2024-10-24T15:27:42.137Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2024-10-23T17:46:42.692Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol for VPN termination of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted IKEv2 traffic to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition."
                }
            ],
            "affected": [
                {
                    "vendor": "Cisco",
                    "product": "Cisco Adaptive Security Appliance (ASA) Software",
                    "versions": [
                        {
                            "version": "9.18.1",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.1.3",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.2",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.2.5",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.2.7",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.2.8",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3.39",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3.46",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3.53",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3.55",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.3.56",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4.5",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4.8",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4.22",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4.24",
                            "status": "affected"
                        },
                        {
                            "version": "9.18.4.29",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.5",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.9",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.12",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.18",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.22",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.24",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.27",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.28",
                            "status": "affected"
                        },
                        {
                            "version": "9.19.1.31",
                            "status": "affected"
                        },
                        {
                            "version": "9.20.1",
                            "status": "affected"
                        },
                        {
                            "version": "9.20.1.5",
                            "status": "affected"
                        },
                        {
                            "version": "9.20.2",
                            "status": "affected"
                        },
                        {
                            "version": "9.20.2.10",
                            "status": "affected"
                        },
                        {
                            "version": "9.20.2.21",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Cisco",
                    "product": "Cisco Firepower Threat Defense Software",
                    "versions": [
                        {
                            "version": "7.2.0",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.0.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.2",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.3",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.4",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.5",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.6",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.7",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.5.2",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.8",
                            "status": "affected"
                        },
                        {
                            "version": "7.2.8.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.3.0",
                            "status": "affected"
                        },
                        {
                            "version": "7.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.3.1.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.3.1.2",
                            "status": "affected"
                        },
                        {
                            "version": "7.4.0",
                            "status": "affected"
                        },
                        {
                            "version": "7.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "7.4.1.1",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "NULL Pointer Dereference",
                            "type": "cwe",
                            "cweId": "CWE-476"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ikev2-dos-9FgEyHsF",
                    "name": "cisco-sa-asaftd-ikev2-dos-9FgEyHsF"
                }
            ],
            "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-asaftd-ikev2-dos-9FgEyHsF",
                "discovery": "EXTERNAL",
                "defects": [
                    "CSCwj99068"
                ]
            }
        },
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            {
                "affected": [
                    {
                        "vendor": "cisco",
                        "product": "adaptive_security_appliance_software",
                        "cpes": [
                            "cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*"
                        ],
                        "defaultStatus": "unknown",
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                                "version": "9.18.1",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.1.3",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.2",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.2.5",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.2.7",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.2.8",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3.39",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3.46",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3.53",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3.55",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.3.56",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4.5",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4.8",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4.22",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4.24",
                                "status": "affected"
                            },
                            {
                                "version": "9.18.4.29",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.5",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.9",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.12",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.18",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.22",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.24",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.27",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.28",
                                "status": "affected"
                            },
                            {
                                "version": "9.19.1.31",
                                "status": "affected"
                            },
                            {
                                "version": "9.20.1",
                                "status": "affected"
                            },
                            {
                                "version": "9.20.1.5",
                                "status": "affected"
                            },
                            {
                                "version": "9.20.2",
                                "status": "affected"
                            },
                            {
                                "version": "9.20.2.10",
                                "status": "affected"
                            },
                            {
                                "version": "9.20.2.21",
                                "status": "affected"
                            }
                        ]
                    },
                    {
                        "vendor": "cisco",
                        "product": "firepower_threat_defense_software",
                        "cpes": [
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                        ],
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                                "status": "affected"
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                                "status": "affected"
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                                "version": "7.2.5",
                                "status": "affected"
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                            {
                                "version": "7.2.5.1",
                                "status": "affected"
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                                "version": "7.2.6",
                                "status": "affected"
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                                "version": "7.2.7",
                                "status": "affected"
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                                "version": "7.2.5.2",
                                "status": "affected"
                            },
                            {
                                "version": "7.2.8",
                                "status": "affected"
                            },
                            {
                                "version": "7.2.8.1",
                                "status": "affected"
                            },
                            {
                                "version": "7.3.0",
                                "status": "affected"
                            },
                            {
                                "version": "7.3.1",
                                "status": "affected"
                            },
                            {
                                "version": "7.3.1.1",
                                "status": "affected"
                            },
                            {
                                "version": "7.3.1.2",
                                "status": "affected"
                            },
                            {
                                "version": "7.4.0",
                                "status": "affected"
                            },
                            {
                                "version": "7.4.1",
                                "status": "affected"
                            },
                            {
                                "version": "7.4.1.1",
                                "status": "affected"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-10-24T15:12:42.668413Z",
                                "id": "CVE-2024-20426",
                                "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": "2024-10-24T15:27:42.137Z"
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    }
}