VULNERABILITY INTELLIGENCE
CVE-2018-6558
CVSS score6.5 MEDIUM
EPSS probability0.62%
CISA KEVNot currently listed
Published2018-08-23
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Description
The pam_fscrypt module in fscrypt before 0.2.4 may incorrectly restore primary and supplementary group IDs to the values associated with the root user, which allows attackers to gain privileges via a successful login through certain applications that use Linux-PAM (aka pam).
Primary references
- security@ubuntu.com — Patch, Third Party Advisory
- security@ubuntu.com — Patch, Third Party Advisory
- security@ubuntu.com — Issue Tracking, Third Party Advisory
- security@ubuntu.com — Issue Tracking, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory