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"…

High · published January 4, 2018

CVSS v3.1
7.1
EPSS
0%
Percentile
26.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00345 · 26.9th percentile
Published
2018-01-04T04:00Z
EPSS history
Timeline
  • 04 JAN 04:00Z
    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"…
    cvelistv5