CVE-2017-18018

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 the ownership of arbitrary files by leveraging a race condition.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.7 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 13%
VendorProductVersion
gnucoreutils
𝑥
≤ 8.29
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
coreutils
bullseye
unimportant
bookworm
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
coreutils
jammy
not-affected
impish
not-affected
hirsute
ignored
groovy
ignored
focal
not-affected
eoan
ignored
disco
ignored
cosmic
ignored
bionic
ignored
artful
ignored
zesty
ignored
xenial
ignored
trusty
ignored