{"action":"Upgrade shadow to 1:4.1.5-1 or later.","affected":[{"fixed":"1:4.1.5-1","introduced":"0"}],"component":"shadow","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:4.1.5-1"],"id":"tcs_01M5N8HJ45R22FPRHMCZM7DET4","modified_at":"2026-10-23T04:00:49.554615109Z","published_at":"2019-11-04T19:15:10.130Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2005-4890","https://security-tracker.debian.org/tracker/CVE-2005-4890"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2005-4890#Debian:14/shadow","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2005-4890"}],"summary":"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 p"}