UBUNTU-CVE-2018-15687

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2018-15687
Downstream
USN-3816-1
Published: 26 Oct 2018, 00:00
Last modified:22 Apr 2026, 11:42

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
7 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

26 Oct 2018, 00:00
Published
Vulnerability first disclosed
22 Apr 2026, 11:42
Last Modified
Vulnerability information updated

Description

A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd versions up to and including 239.

CVSS Metrics

  • v3.1•HIGH•Score: 7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • v3.0•MEDIUM•Score: 4.7CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected Systems

  • ubuntu•systemd

    < 229-4ubuntu21.8 | < 237-3ubuntu10.6

References (3)