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Debian dla-4101 : libvarnishapi-dev - security update

medium Nessus Plugin ID 233596

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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-4101 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4101-1 [email protected] https://www.debian.org/lts/security/ Adrian Bunk March 31, 2025 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : varnish Version : 6.5.1-1+deb11u4 CVE ID : CVE-2025-30346

 A HTTP/1 client-side desync vulnerability has been fixed in Varnish, a caching HTTP reverse proxy.

 For Debian 11 bullseye, this problem has been fixed in version 6.5.1-1+deb11u4.

 We recommend that you upgrade your varnish packages.

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

 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 libvarnishapi-dev packages.

See Also

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

https://security-tracker.debian.org/tracker/CVE-2025-30346

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

Plugin Details

Severity: Medium

ID: 233596

File Name: debian_DLA-4101.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/1/2025

Updated: 4/1/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.3

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2025-30346

CVSS v3

Risk Factor: Medium

Base Score: 4.8

Temporal Score: 4.2

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:varnish, cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:libvarnishapi-dev, p-cpe:/a:debian:debian_linux:libvarnishapi2, p-cpe:/a:debian:debian_linux:varnish-doc

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/31/2025

Vulnerability Publication Date: 3/21/2025

Reference Information

CVE: CVE-2025-30346