{"id":"CVE-2025-46803","aliases":["ALPINE-CVE-2025-46803","BELL-CVE-2025-46803","EUVD-2025-28069","GHSA-g2cq-wg23-g8qw","openSUSE-SU-2026:12373-1"],"status":"published","title":"Screen creates by default world-writable PTYs","description":"The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00332,"percentile":0.2671,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-276"],"published":"2025-05-14T05:58:45.468056Z","modified":"2026-10-31T18:11:54Z","fixes":[{"ecosystem":"Alpine:v3.21","package":"screen","fixed_in":["5.0.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"screen","fixed_in":["5.0.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"screen","fixed_in":["5.0.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"screen","fixed_in":["5.0.1-r0"],"sources":["osv"]},{"ecosystem":"Alpaquita:stream","package":"screen","fixed_in":["5.0.1-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.21","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:stream","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.0-r0"},{"fixed":"5.0.1-r0"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"screen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1.1"}]}],"bundled":4}],"references":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2025/05/12/1","tags":["exploit","web"]},{"url":"http://www.openwall.com/lists/oss-security/2025/05/13/6","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-46803"},{"url":"https://github.com/advisories/GHSA-g2cq-wg23-g8qw"},{"url":"https://security.alpinelinux.org/vuln/CVE-2025-46803","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2025-46803","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-23395","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-46803","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-46804","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-46805","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-46803","title":"Screen 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system.","status":"published","published":"2025-05-26T15:30:34Z","modified":"2025-05-26T18:30:25Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T15:02:26.855176Z"}],"nvd":[{"id":"CVE-2025-46803","description":"The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the 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system.","status":"published","published":"2025-05-26T15:15:19.91Z","modified":"2026-08-27T22:18:02.904522499Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"updated_at":"2026-11-02T15:27:50.269992Z"},{"id":"BELL-CVE-2025-46803","status":"published","published":"2025-05-14T05:58:45.468056Z","modified":"2026-01-26T09:40:28.191007Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:28:22.495824Z"},{"id":"CVE-2025-46803","description":"The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.","status":"published","published":"2025-05-26T15:15:19Z","modified":"2026-10-31T18:11:54.631356966Z","updated_at":"2026-11-02T15:44:49.707645Z"},{"id":"openSUSE-SU-2026:12373-1","title":"screen-5.0.2-1.1 on GA media","description":"These are all security issues fixed in the screen-5.0.2-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-30T00:00:00Z","modified":"2026-10-31T18:00:07.444360543Z","updated_at":"2026-11-02T16:58:41.463445Z"}]}}