{"id":"CVE-2008-3809","aliases":["EUVD-2008-3795","GHSA-chjq-hm23-jp3m"],"status":"published","title":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers)...","description":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.","severity":{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02757,"percentile":0.8635,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2008-09-26T16:00:00Z","modified":"2026-06-16T22:56:34Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://secunia.com/advisories/31990","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5477","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/31356","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.vupen.com/english/advisories/2008/2670","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Permissions Required"]},{"url":"http://www.securitytracker.com/id?1020936","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=16638","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01491.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-3809"},{"url":"https://github.com/advisories/GHSA-chjq-hm23-jp3m"}],"sources":{"cve":[{"id":"CVE-2008-3809","description":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.","status":"published","published":"2008-09-26T16:00:00Z","modified":"2024-08-07T09:53:00.401Z","updated_at":"2026-11-02T14:34:45.877751Z"}],"euvd":[{"id":"EUVD-2008-3795","description":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.","status":"published","published":"2008-09-26T16:00:00Z","modified":"2024-08-07T09:53:00Z","updated_at":"2026-11-03T01:38:50.792737Z"}],"ghsa":[{"id":"GHSA-chjq-hm23-jp3m","title":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers)...","description":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.","status":"published","published":"2022-05-02T00:03:52Z","modified":"2023-01-31T05:06:43Z","updated_at":"2026-11-02T14:49:04.943706Z"}],"nvd":[{"id":"CVE-2008-3809","description":"Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.","status":"published","published":"2008-09-26T16:21:44.283Z","modified":"2026-06-16T22:56:34.96Z","cvss":[{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:28.625777Z"}]}}