Debian DSA-5305-1 : libksba - security update

critical Nessus Plugin ID 169280

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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 dsa-5305 advisory.

- Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.
(CVE-2022-47629)

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 libksba packages.

For the stable distribution (bullseye), this problem has been fixed in version 1.5.0-3+deb11u2.

Plugin Details

Severity: Critical

ID: 169280

File Name: debian_DSA-5305.nasl

Version: 1.2

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 12/23/2022

Updated: 2/10/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2022-47629

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:libksba8, p-cpe:/a:debian:debian_linux:libksba-dev, p-cpe:/a:debian:debian_linux:libksba-mingw-w64-dev

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/21/2022

Vulnerability Publication Date: 12/20/2022

Reference Information

CVE: CVE-2022-47629

IAVA: 2023-A-0072

Detections

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