{"id":"CVE-2023-28339","aliases":["DEBIAN-CVE-2023-28339","EUVD-2023-32037","GHSA-frg3-hpqv-5jmr","UBUNTU-CVE-2023-28339"],"status":"published","title":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing...","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00637,"percentile":0.50814,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2023-03-14T00:00:00Z","modified":"2026-10-28T02:30:49Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1"]},{"source":"osv","ecosystem":"Debian:14","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"doas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.1-2","6.8.1-3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"opendoas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.8.2-1","6.8.2-1build1"]}],"products":[{"vendor":"opendoas_project","product":"opendoas"}],"references":[{"url":"https://github.com/Duncaen/OpenDoas/issues/106","tags":["x_transferred","exploit","Issue Tracking","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28339","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-frg3-hpqv-5jmr"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28339.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-28339","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-28339","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2023/03/14/4","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-28339","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-28339","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T00:00:00Z","modified":"2025-02-27T19:38:37.401Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:35:32.376766Z"}],"euvd":[{"id":"EUVD-2023-32037","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T00:00:00Z","modified":"2025-02-27T19:38:37Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:53:21.911964Z"}],"ghsa":[{"id":"GHSA-frg3-hpqv-5jmr","title":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing...","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T21:30:22Z","modified":"2025-02-27T21:32:59Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:00:05.050542Z"}],"nvd":[{"id":"CVE-2023-28339","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T19:15:10.717Z","modified":"2026-06-17T05:47:28.733Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:07:49.031498Z"}],"osv":[{"id":"CVE-2023-28339","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. 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NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T19:15:10.717Z","modified":"2026-10-26T18:01:24.286166791Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:39.679062Z"},{"id":"UBUNTU-CVE-2023-28339","description":"OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD 6.0 and later, and can be made unavailable in the Linux kernel 6.2 and later.","status":"published","published":"2023-03-14T19:15:00Z","modified":"2026-10-17T12:57:18.143418062Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:54:20.997471Z"}]}}