Debian dla-4094 : mercurial - security update

critical Nessus Plugin ID 233465

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Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4094 advisory.

------------------------------------------------------------------------- Debian LTS Advisory DLA-4094-1 [email protected] https://www.debian.org/lts/security/ Andreas Henriksson March 27, 2025 https://wiki.debian.org/LTS
-------------------------------------------------------------------------

Package : mercurial Version : 5.6.1-4+deb11u1 CVE ID : CVE-2025-2361 Debian Bug : 1100899

A cross-site scripting vulnerability was discovered in hgweb, the integrated stand-alone web interface of the Mercurial version control system.

A problem in mercurial related to CVE-2023-27043 being fixed in python was also adressed.

For Debian 11 bullseye, these problems have been fixed in version 5.6.1-4+deb11u1.

We recommend that you upgrade your mercurial packages.

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

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 Attachment:
signature.asc Description: PGP signature

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the mercurial packages.

Plugin Details

Severity: Critical

ID: 233465

File Name: debian_DLA-4094.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 3/28/2025

Updated: 3/28/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2025-2361

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

CVSS Score Source: CVE-2023-27043

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.9

Threat Vector: CVSS:4.0/E:P

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

CVSS Score Source: CVE-2023-27043

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:mercurial, p-cpe:/a:debian:debian_linux:mercurial-common, 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: 3/27/2025

Vulnerability Publication Date: 4/18/2023

Reference Information

CVE: CVE-2023-27043, CVE-2025-2361

Detections

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