{"id":"CVE-2013-1166","aliases":["EUVD-2013-1206","GHSA-vrc2-g3wg-h66r"],"status":"published","title":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series...","description":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0189,"percentile":0.79709,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2013-04-11T10:00:00Z","modified":"2026-06-16T23:50:57Z","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_1023_router"},{"vendor":"cisco","product":"ios_xe"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130410-asr1000","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-1166"},{"url":"https://github.com/advisories/GHSA-vrc2-g3wg-h66r"}],"sources":{"cve":[{"id":"CVE-2013-1166","description":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.","status":"published","published":"2013-04-11T10:00:00Z","modified":"2024-09-17T02:33:12.383Z","updated_at":"2026-11-02T14:34:58.534075Z"}],"euvd":[{"id":"EUVD-2013-1206","description":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.","status":"published","published":"2013-04-11T10:00:00Z","modified":"2024-09-17T02:33:12Z","updated_at":"2026-11-03T00:28:39.162217Z"}],"ghsa":[{"id":"GHSA-vrc2-g3wg-h66r","title":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series...","description":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.","status":"published","published":"2022-05-13T01:05:41Z","modified":"2023-02-01T05:02:50Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:58.981291Z"}],"nvd":[{"id":"CVE-2013-1166","description":"Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.","status":"published","published":"2013-04-11T10:55:01.91Z","modified":"2026-06-16T23:50:57.26Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:24.091325Z"}]}}