{"id":"CVE-2009-0631","aliases":["EUVD-2009-0634","GHSA-4j7f-pc38-35rv"],"status":"published","title":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service...","description":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.","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":0.01916,"percentile":0.80002,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2009-03-27T15:00:00Z","modified":"2026-06-16T23:05:27Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6720","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securityfocus.com/bid/34245","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.securitytracker.com/id?1021904","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/49419","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080a90426.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0631"},{"url":"https://github.com/advisories/GHSA-4j7f-pc38-35rv"}],"sources":{"cve":[{"id":"CVE-2009-0631","description":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.","status":"published","published":"2009-03-27T15:00:00Z","modified":"2024-08-07T04:40:05.058Z","updated_at":"2026-11-02T14:33:26.302774Z"}],"euvd":[{"id":"EUVD-2009-0634","description":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.","status":"published","published":"2009-03-27T15:00:00Z","modified":"2024-08-07T04:40:05Z","updated_at":"2026-11-03T01:39:25.189813Z"}],"ghsa":[{"id":"GHSA-4j7f-pc38-35rv","title":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service...","description":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.","status":"published","published":"2022-05-02T03:17:03Z","modified":"2023-01-31T05:06:51Z","updated_at":"2026-11-02T14:49:06.344022Z"}],"nvd":[{"id":"CVE-2009-0631","description":"Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.","status":"published","published":"2009-03-27T15:16:24.047Z","modified":"2026-06-16T23:05:27.337Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:34.44527Z"}]}}