{"id":"CVE-2012-0386","aliases":["EUVD-2012-0422","GHSA-9hf6-wfwp-jr92"],"status":"published","title":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2...","description":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.","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":"2026-11-07","score":0.03083,"percentile":0.87769,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2012-03-29T10:00:00Z","modified":"2026-06-16T23:37:11Z","products":[{"vendor":"cisco","product":"ios"},{"vendor":"cisco","product":"ios_xe"}],"references":[{"url":"http://www.securitytracker.com/id?1026866","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://secunia.com/advisories/48609","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/48641","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://osvdb.org/80695","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/52752","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-ssh","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/74404","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-0386"},{"url":"https://github.com/advisories/GHSA-9hf6-wfwp-jr92"}],"sources":{"cve":[{"id":"CVE-2012-0386","description":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.","status":"published","published":"2012-03-29T10:00:00Z","modified":"2024-08-06T18:23:31.257Z","updated_at":"2026-11-02T14:34:52.638543Z"}],"euvd":[{"id":"EUVD-2012-0422","description":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.","status":"published","published":"2012-03-29T10:00:00Z","modified":"2024-08-06T18:23:31Z","updated_at":"2026-11-03T01:56:21.720277Z"}],"ghsa":[{"id":"GHSA-9hf6-wfwp-jr92","title":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2...","description":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.","status":"published","published":"2022-05-04T00:29:44Z","modified":"2023-02-01T05:01:42Z","updated_at":"2026-11-02T14:49:46.239387Z"}],"nvd":[{"id":"CVE-2012-0386","description":"The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.","status":"published","published":"2012-03-29T11:01:16.277Z","modified":"2026-06-16T23:37:11.57Z","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-310"],"updated_at":"2026-11-02T14:02:13.901526Z"}]}}