{"id":"CVE-2012-1366","aliases":["EUVD-2012-1391","GHSA-722r-v4g4-4887"],"status":"published","title":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking...","description":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.","severity":{"version":"2.0","score":6.1,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00718,"percentile":0.54118,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2014-04-23T10:00:00Z","modified":"2026-06-16T23:39:25Z","products":[{"vendor":"cisco","product":"asr_1001"},{"vendor":"cisco","product":"asr_1002"},{"vendor":"cisco","product":"asr_1002-x"},{"vendor":"cisco","product":"asr_1002_fixed_router"},{"vendor":"cisco","product":"asr_1004"},{"vendor":"cisco","product":"asr_1006"},{"vendor":"cisco","product":"asr_1013"},{"vendor":"cisco","product":"asr_1023_router"},{"vendor":"cisco","product":"asr_9000_rsp440_router"},{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-1366"},{"url":"https://github.com/advisories/GHSA-722r-v4g4-4887"}],"sources":{"cve":[{"id":"CVE-2012-1366","description":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.","status":"published","published":"2014-04-23T10:00:00Z","modified":"2024-08-06T18:53:37.21Z","updated_at":"2026-11-02T14:34:52.27879Z"}],"euvd":[{"id":"EUVD-2012-1391","description":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.","status":"published","published":"2014-04-23T10:00:00Z","modified":"2024-08-06T18:53:37Z","updated_at":"2026-11-03T01:56:18.356301Z"}],"ghsa":[{"id":"GHSA-722r-v4g4-4887","title":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking...","description":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.","status":"published","published":"2022-05-13T01:05:41Z","modified":"2023-02-01T05:02:51Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:58.981291Z"}],"nvd":[{"id":"CVE-2012-1366","description":"Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.","status":"published","published":"2014-04-23T11:52:59.01Z","modified":"2026-06-16T23:39:25.217Z","cvss":[{"version":"2.0","score":6.1,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:17.748457Z"}]}}