{"id":"CVE-2017-11565","aliases":["DEBIAN-CVE-2017-11565","EUVD-2017-3180","GHSA-v9q4-769r-h63j","UBUNTU-CVE-2017-11565"],"status":"published","title":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa...","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01263,"percentile":0.69862,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2017-07-23T20:00:00Z","modified":"2026-09-01T20:03:41Z","fixes":[{"ecosystem":"Debian:12","package":"tor","fixed_in":["0.3.1.7-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tor","fixed_in":["0.3.1.7-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tor","fixed_in":["0.3.1.7-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"tor","fixed_in":["0.2.4.27-1ubuntu0.1+esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.3.1.7-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.3.1.7-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.3.1.7-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.4.27-1ubuntu0.1+esm1"}]}],"versions":["0.2.3.25-1","0.2.4.19-1","0.2.4.20-1","0.2.4.27-1build0.14.04.1","0.2.4.27-1ubuntu0.1"]}],"products":[{"vendor":"debian","product":"tor"}],"references":[{"url":"http://www.securityfocus.com/bid/99933","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://bugs.debian.org/869153","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Mailing List","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11565"},{"url":"https://github.com/advisories/GHSA-v9q4-769r-h63j"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-11565","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-11565","tags":["report"]},{"url":"https://twitter.com/pissquark/status/888142796414226432","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-11565","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-11565","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:00:00Z","modified":"2024-08-05T18:12:40.353Z","updated_at":"2026-11-02T14:33:19.848632Z"}],"euvd":[{"id":"EUVD-2017-3180","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:00:00Z","modified":"2024-08-05T18:12:40Z","updated_at":"2026-11-03T02:23:23.105133Z"}],"ghsa":[{"id":"GHSA-v9q4-769r-h63j","title":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa...","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2022-05-13T01:42:26Z","modified":"2023-02-02T05:00:49Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:51:02.804004Z"}],"nvd":[{"id":"CVE-2017-11565","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:29:00.173Z","modified":"2026-06-17T01:02:00.87Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:03:54.862898Z"}],"osv":[{"id":"CVE-2017-11565","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:29:00.173Z","modified":"2026-03-14T09:21:36.238551Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:03.851821Z"},{"id":"DEBIAN-CVE-2017-11565","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:29:00.173Z","modified":"2026-09-01T20:03:41.199841751Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:28.50097Z"},{"id":"UBUNTU-CVE-2017-11565","description":"debian/tor.init in the Debian tor_0.2.9.11-1~deb9u1 package for Tor was designed to execute aa-exec from the standard system pathname if the apparmor package is installed, but implements this incorrectly (with a wrong assumption that the specific pathname would remain the same forever), which allows attackers to bypass intended AppArmor restrictions by leveraging the silent loss of this protection mechanism. NOTE: this does not affect systems, such as default Debian stretch installations, on which Tor startup relies on a systemd unit file (instead of this tor.init script).","status":"published","published":"2017-07-23T20:29:00Z","modified":"2025-09-08T16:44:19Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:54:13.729565Z"}]}}