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Debian dla-4393 : python-mako-doc - security update

high Nessus Plugin ID 277732

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Synopsis

The remote Debian host is missing a security-related update.

Description

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4393 advisory.

 - ----------------------------------------------------------------------- Debian LTS Advisory DLA-4393-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta December 03, 2025 https://wiki.debian.org/LTS
 - -----------------------------------------------------------------------

 Package : mako Version : 1.1.3+ds1-2+deb11u1 CVE ID : CVE-2022-40023

 It was found that Mako, a Python template library, was vulnerable to a denial of service attack via crafted regular expressions.

 For Debian 11 bullseye, this problem has been fixed in version 1.1.3+ds1-2+deb11u1.

 We recommend that you upgrade your mako packages.

 For the detailed security status of mako please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/mako

 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the python-mako-doc packages.

See Also

https://security-tracker.debian.org/tracker/source-package/mako

https://security-tracker.debian.org/tracker/CVE-2022-40023

https://packages.debian.org/source/bullseye/mako

Plugin Details

Severity: High

ID: 277732

File Name: debian_DLA-4393.nasl

Version: 1.1

Type: local

Agent: unix

Published: 12/8/2025

Updated: 12/8/2025

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2022-40023

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:python3-mako, p-cpe:/a:debian:debian_linux:python-mako-doc, cpe:/o:debian:debian_linux:11.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/3/2025

Vulnerability Publication Date: 9/7/2022

Reference Information

CVE: CVE-2022-40023