TencentOS Server 3: python-mako (TSSA-2023:0137)

high Nessus Plugin ID 239800

Synopsis

The remote TencentOS Server 3 host is missing one or more security updates.

Description

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2023:0137 advisory.

Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:

CVE-2022-40023:
A vulnerability was found in the mako package. Affected versions of this package are vulnerable to Regular expression denial of service (ReDoS) attacks, affecting system availability.

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

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

Solution

Update the affected packages.

See Also

https://mirrors.tencent.com/tlinux/errata/tssa-20230137.xml

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40023

Plugin Details

Severity: High

ID: 239800

File Name: tencentos_TSSA_2023_0137.nasl

Version: 1.1

Type: local

Published: 6/16/2025

Updated: 6/16/2025

Supported Sensors: Nessus

Vulnerability Information

CPE: cpe:/o:tencent:tencentos_server:3, p-cpe:/a:tencent:tencentos_server:python-mako

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/etc/os-release, Host/TencentOS/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/13/2023

Vulnerability Publication Date: 7/13/2023