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Debian dla-4256 : libetpan-dev - security update

medium Nessus Plugin ID 242884

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-4256 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4256-1 [email protected] https://www.debian.org/lts/security/ Thorsten Alteholz July 28, 2025 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : libetpan Version : 1.9.4-3+deb11u1 CVE ID : CVE-2022-4121


 It was discovered that there was a potential null pointer dereference vulnerability in libetpan, an low-level library for handling email.


 For Debian 11 bullseye, this problem has been fixed in version 1.9.4-3+deb11u1.

 We recommend that you upgrade your libetpan packages.

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

 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 libetpan-dev packages.

See Also

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

https://security-tracker.debian.org/tracker/CVE-2022-4121

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

Plugin Details

Severity: Medium

ID: 242884

File Name: debian_DLA-4256.nasl

Version: 1.1

Type: local

Agent: unix

Published: 7/28/2025

Updated: 7/28/2025

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: Medium

Base Score: 4.9

Temporal Score: 3.8

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

CVSS Score Source: CVE-2022-4121

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:libetpan-dev, p-cpe:/a:debian:debian_linux:libetpan-doc, p-cpe:/a:debian:debian_linux:libetpan20

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: 7/28/2025

Vulnerability Publication Date: 11/23/2022

Reference Information

CVE: CVE-2022-4121