Rocky Linux 8 [CIQ] Security Update: trousers / trousers-debuginfo / trousers-debugsource / etc Multiple Vulnerabilities (crlsa-2021_1627)

high Nessus Plugin ID 358290

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2021_1627 advisory.

* trousers: tss user still has read and write access to the /etc/tcsd.conf file if tcsd is started as root (CVE-2020-24331)

* trousers: tss user can be used to create or corrupt existing files, this could lead to DoS (CVE-2020-24332)

* trousers: fails to drop the root gid privilege when no longer needed (CVE-2020-24330)

Tenable has extracted the preceding description block directly from the CIQ security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages based on the guidance in CIQ advisory crlsa-2021_1627.

See Also

https://access.redhat.com/errata/RHSA-2021:1627

https://bugzilla.redhat.com/show_bug.cgi?id=1870052

https://bugzilla.redhat.com/show_bug.cgi?id=1870054

https://bugzilla.redhat.com/show_bug.cgi?id=1870056

https://errata.build.resf.org/RLSA-2021:1627

http://www.nessus.org/u?96d1511d

http://www.nessus.org/u?d5e5fcfa

Plugin Details

Severity: High

ID: 358290

File Name: ciq_rocky_linux_8_crlsa-2021_1627.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2020-24331

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 8/13/2020

Reference Information

CVE: CVE-2020-24330, CVE-2020-24331, CVE-2020-24332