{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"coreutils","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NCAMK8T5JVT7Z6Z65N8YTM","modified_at":"2026-09-01T20:03:46.911345589Z","published_at":"2018-01-04T04:29:00.190Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-18018","https://security-tracker.debian.org/tracker/CVE-2017-18018"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-18018#Debian:13/coreutils","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-18018"}],"summary":"In GNU Coreutils through 8.29, chown-core.c in chown and chgrp does not prevent replacement of a plain file with a symlink during use of the POSIX \"-R -L\" options, which allows local users to modify t"}