{"id":"CVE-2014-2143","aliases":["EUVD-2014-2183","GHSA-9q73-pqxf-h52m"],"status":"published","title":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to...","description":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0178,"percentile":0.78391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2014-04-04T15:00:00Z","modified":"2026-06-17T00:06:08Z","products":[{"vendor":"cisco","product":"ios"},{"vendor":"cisco","product":"ios_xe"}],"references":[{"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=33639","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2143","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-2143"},{"url":"https://github.com/advisories/GHSA-9q73-pqxf-h52m"}],"sources":{"cve":[{"id":"CVE-2014-2143","description":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.","status":"published","published":"2014-04-04T15:00:00Z","modified":"2024-08-06T10:05:59.884Z","updated_at":"2026-11-02T14:33:43.883586Z"}],"euvd":[{"id":"EUVD-2014-2183","description":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.","status":"published","published":"2014-04-04T15:00:00Z","modified":"2024-08-06T10:05:59Z","updated_at":"2026-11-03T01:57:15.270389Z"}],"ghsa":[{"id":"GHSA-9q73-pqxf-h52m","title":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to...","description":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.","status":"published","published":"2022-05-17T04:47:50Z","modified":"2023-01-28T05:02:25Z","updated_at":"2026-11-02T14:43:46.718397Z"}],"nvd":[{"id":"CVE-2014-2143","description":"The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.","status":"published","published":"2014-04-04T15:10:37.513Z","modified":"2026-06-17T00:06:08.093Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:53.710973Z"}]}}