{"id":"CVE-2011-4015","aliases":["EUVD-2011-3968","GHSA-gf8w-w5qv-q4hp"],"status":"published","title":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via...","description":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01204,"percentile":0.68479,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2012-05-02T10:00:00Z","modified":"2026-06-16T23:34:17Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/en/US/docs/ios/15_2s/release/notes/15_2s_caveats_15_2_2s.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securitytracker.com/id?1027005","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4015"},{"url":"https://github.com/advisories/GHSA-gf8w-w5qv-q4hp"}],"sources":{"cve":[{"id":"CVE-2011-4015","description":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.","status":"published","published":"2012-05-02T10:00:00Z","modified":"2024-08-06T23:53:32.678Z","updated_at":"2026-11-02T14:35:37.671707Z"}],"euvd":[{"id":"EUVD-2011-3968","description":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.","status":"published","published":"2012-05-02T10:00:00Z","modified":"2024-08-06T23:53:32Z","updated_at":"2026-11-03T01:39:49.868954Z"}],"ghsa":[{"id":"GHSA-gf8w-w5qv-q4hp","title":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via...","description":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.","status":"published","published":"2022-05-17T05:19:34Z","modified":"2023-01-28T05:03:32Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:43:59.810751Z"}],"nvd":[{"id":"CVE-2011-4015","description":"Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.","status":"published","published":"2012-05-02T10:09:21.787Z","modified":"2026-06-16T23:34:17.993Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:12.272092Z"}]}}