Detections
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SCA: security update for github.com/google/fscrypt (GHSA-qj26-7grj-whg3)

medium Tenable Cloud Security Plugin ID 418158

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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). (CVE-2018-6558)

See Also

https://github.com/advisories/GHSA-qj26-7grj-whg3

Plugin Details

Severity: Medium

ID: 418158

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:P

CVSS Score Source: CVE-2018-6558

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/23/2021

Vulnerability Publication Date: 8/23/2018

Reference Information

CVE: CVE-2018-6558