{"id":"CVE-1999-0159","aliases":["EUVD-1999-0159","GHSA-wrp8-556f-jx6r"],"status":"published","title":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt ...","description":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login).  This applies to some IOS 9.x, 10.x, and 11.x releases.","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":"2026-11-09","score":0.01101,"percentile":0.65917,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"1998-08-12T04:00:00Z","modified":"2026-06-16T21:47:43Z","products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0159","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0159"},{"url":"https://github.com/advisories/GHSA-wrp8-556f-jx6r"}],"sources":{"cve":[{"id":"CVE-1999-0159","description":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login).  This applies to some IOS 9.x, 10.x, and 11.x releases.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2025-08-27T18:38:54.613Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","level":"low","assessor":"adp"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:33:53.60785Z"}],"euvd":[{"id":"EUVD-1999-0159","description":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login).  This applies to some IOS 9.x, 10.x, and 11.x releases.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2025-08-27T18:38:54Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T20:31:51.67789Z"}],"ghsa":[{"id":"GHSA-wrp8-556f-jx6r","title":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt ...","description":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login).  This applies to some IOS 9.x, 10.x, and 11.x releases.","status":"published","published":"2022-04-30T18:10:04Z","modified":"2025-08-27T21:31:34Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:03:25.515017Z"}],"nvd":[{"id":"CVE-1999-0159","description":"Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login).  This applies to some IOS 9.x, 10.x, and 11.x releases.","status":"published","published":"1998-08-12T04:00:00Z","modified":"2026-06-16T21:47:43.593Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T13:58:30.236077Z"}]}}