{"id":"CVE-2013-2777","aliases":["DEBIAN-CVE-2013-2777","DSA-2642-1","EUVD-2013-2716","GHSA-qjfx-m5pf-3ccg","RHSA-2013:1701"],"status":"published","title":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not...","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","severity":{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00364,"percentile":0.3042,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-264"],"published":"2013-03-09T00:00:00Z","modified":"2026-09-01T20:03:16Z","fixes":[{"ecosystem":"Debian:12","package":"sudo","fixed_in":["1.8.5p2-1+nmu1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"sudo","fixed_in":["1.8.5p2-1+nmu1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"sudo","fixed_in":["1.8.5p2-1+nmu1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"sudo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.5p2-1+nmu1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"sudo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.5p2-1+nmu1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"sudo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.5p2-1+nmu1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"sudo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.4p4-2.squeeze.4"}]}],"versions":["1.7.4p4-2.squeeze.1","1.7.4p4-2.squeeze.2","1.7.4p4-2.squeeze.3"],"bundled":4},{"source":"osv","ecosystem":"Red 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before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2013-04-08T17:00:00Z","modified":"2024-08-06T15:44:33.678Z","updated_at":"2026-11-02T14:34:55.825574Z"}],"euvd":[{"id":"EUVD-2013-2716","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2013-04-08T17:00:00Z","modified":"2024-08-06T15:44:33Z","updated_at":"2026-11-03T01:56:37.731533Z"}],"ghsa":[{"id":"GHSA-qjfx-m5pf-3ccg","title":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not...","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2022-05-17T01:35:58Z","modified":"2023-02-03T05:04:44Z","updated_at":"2026-11-02T14:53:37.258179Z"}],"nvd":[{"id":"CVE-2013-2777","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2013-04-08T17:55:01.153Z","modified":"2026-06-16T23:53:57.01Z","cvss":[{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:24.091325Z"}],"osv":[{"id":"CVE-2013-2777","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2013-04-08T17:55:01Z","modified":"2026-04-10T03:42:51.060674Z","updated_at":"2026-11-02T15:43:59.09154Z"},{"id":"DEBIAN-CVE-2013-2777","description":"sudo before 1.7.10p5 and 1.8.x before 1.8.6p6, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to a session without a controlling terminal device and connecting to the standard input, output, and error file descriptors of another terminal.  NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.","status":"published","published":"2013-04-08T17:55:01.153Z","modified":"2026-09-01T20:03:16.078566866Z","updated_at":"2026-11-02T15:45:25.514579Z"},{"id":"DSA-2642-1","title":"sudo - several issues","status":"published","published":"2013-03-09T00:00:00Z","modified":"2026-03-09T01:19:48.940211Z","updated_at":"2026-11-02T15:46:15.489951Z"},{"id":"RHSA-2013:1701","title":"Red Hat Security Advisory: sudo security, bug fix and enhancement update","status":"published","published":"2024-09-15T21:04:24Z","modified":"2026-06-26T10:22:48Z","updated_at":"2026-11-02T15:53:01.993625Z"}]}}