{"id":"CVE-2015-0776","aliases":["EUVD-2015-0789","GHSA-6p7f-fgg5-pfgg"],"status":"published","title":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers...","description":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.","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":0.01428,"percentile":0.73162,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2015-06-12T14:00:00Z","modified":"2026-06-17T00:20:53Z","products":[{"vendor":"cisco","product":"ios_xr"}],"references":[{"url":"http://www.securitytracker.com/id/1032560","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39293","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-0776"},{"url":"https://github.com/advisories/GHSA-6p7f-fgg5-pfgg"}],"sources":{"cve":[{"id":"CVE-2015-0776","description":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.","status":"published","published":"2015-06-12T14:00:00Z","modified":"2024-08-06T04:26:10.146Z","updated_at":"2026-11-02T14:35:45.428221Z"}],"euvd":[{"id":"EUVD-2015-0789","description":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.","status":"published","published":"2015-06-12T14:00:00Z","modified":"2024-08-06T04:26:10Z","updated_at":"2026-11-03T02:22:18.008513Z"}],"ghsa":[{"id":"GHSA-6p7f-fgg5-pfgg","title":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers...","description":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.","status":"published","published":"2022-05-17T03:08:44Z","modified":"2023-01-27T05:06:42Z","updated_at":"2026-11-02T14:42:58.274196Z"}],"nvd":[{"id":"CVE-2015-0776","description":"telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.","status":"published","published":"2015-06-12T14:59:03.647Z","modified":"2026-06-17T00:20:53.277Z","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-399"],"updated_at":"2026-11-02T14:03:05.884985Z"}]}}