{"id":"DEBIAN-CVE-2005-4890","details":"There is a possible tty hijacking in shadow 4.x before 4.1.5 and sudo 1.x before 1.7.4 via \"su - user -c program\". The user session can be escaped to the parent session by using the TIOCSTI ioctl to push characters into the input buffer to be read by the next process.","modified":"2026-09-08T07:00:55.308079101Z","published":"2019-11-04T19:15:10.130Z","upstream":["CVE-2005-4890"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2005-4890"}],"affected":[{"package":{"name":"shadow","ecosystem":"Debian:12","purl":"pkg:deb/debian/shadow?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.5-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}},{"package":{"name":"shadow","ecosystem":"Debian:13","purl":"pkg:deb/debian/shadow?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.5-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}},{"package":{"name":"shadow","ecosystem":"Debian:14","purl":"pkg:deb/debian/shadow?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.5-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}},{"package":{"name":"sudo","ecosystem":"Debian:12","purl":"pkg:deb/debian/sudo?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.4p4"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}},{"package":{"name":"sudo","ecosystem":"Debian:13","purl":"pkg:deb/debian/sudo?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.4p4"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}},{"package":{"name":"sudo","ecosystem":"Debian:14","purl":"pkg:deb/debian/sudo?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.4p4"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2005-4890.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}