{"id":"CVE-2013-5549","aliases":["EUVD-2013-5389","GHSA-rmqj-585g-98v7"],"status":"published","title":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP...","description":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.","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":0.01661,"percentile":0.76847,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2013-10-25T01:00:00Z","modified":"2026-06-16T23:58:59Z","products":[{"vendor":"cisco","product":"ios_xr"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-5549"},{"url":"https://github.com/advisories/GHSA-rmqj-585g-98v7"}],"sources":{"cve":[{"id":"CVE-2013-5549","description":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.","status":"published","published":"2013-10-25T01:00:00Z","modified":"2024-09-16T19:40:30.192Z","updated_at":"2026-11-02T14:34:55.508771Z"}],"euvd":[{"id":"EUVD-2013-5389","description":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.","status":"published","published":"2013-10-25T01:00:00Z","modified":"2024-09-16T19:40:30Z","updated_at":"2026-11-03T00:55:20.992168Z"}],"ghsa":[{"id":"GHSA-rmqj-585g-98v7","title":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP...","description":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.","status":"published","published":"2022-05-17T04:59:19Z","modified":"2023-01-28T05:02:48Z","updated_at":"2026-11-02T14:43:51.142982Z"}],"nvd":[{"id":"CVE-2013-5549","description":"Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.","status":"published","published":"2013-10-25T03:52:55.033Z","modified":"2026-06-16T23:58:59.927Z","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":"2026-11-02T14:02:40.988689Z"}]}}