Debian dla-4212 : libapache2-mod-security2 - security update

high Nessus Plugin ID 238024

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Synopsis

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

Description

The remote Debian 11 host has a package installed that is affected by a vulnerability as referenced in the dla-4212 advisory.

- ------------------------------------------------------------------------- Debian LTS Advisory DLA-4212-1 [email protected] https://www.debian.org/lts/security/ Adrian Bunk June 09, 2025 https://wiki.debian.org/LTS
- -------------------------------------------------------------------------

Package : modsecurity-apache Version : 2.9.3-3+deb11u4 CVE ID : CVE-2025-48866 Debian Bug : 1107196

DoS with sanitiseArg/sanitizeArg has been fixed in modsecurity-apache, a module for the Apache webserver to tighten Web application security.

For Debian 11 bullseye, this problem has been fixed in version 2.9.3-3+deb11u4.

We recommend that you upgrade your modsecurity-apache packages.

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

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 libapache2-mod-security2 packages.

Plugin Details

Severity: High

ID: 238024

File Name: debian_DLA-4212.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 6/9/2025

Updated: 6/9/2025

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: 5.8

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

CVSS Score Source: CVE-2025-48866

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:libapache2-mod-security2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/9/2025

Vulnerability Publication Date: 6/2/2025

Reference Information

CVE: CVE-2025-48866

Detections

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