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Case File

CVE-2018-6558

MEDIUM · CVSS 6.5 EPSS 0.62% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-08-23 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It affects Linux. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-6558
Severity
MEDIUM
CVSS
6.5
EPSS
0.62%
Linux

Original NVD 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).

Related CVEs

Other vulnerabilities affecting the same vendor(s)