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Debian DSA-4685-1 : apt - security update

medium Nessus Plugin ID 136591

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Synopsis

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

Description

Shuaibing Lu discovered that missing input validation in the ar/tar implementations of APT, the high level package manager, could result in denial of service when processing specially crafted deb files.

Solution

Upgrade the apt packages.

For the oldstable distribution (stretch), this problem has been fixed in version 1.4.10.

For the stable distribution (buster), this problem has been fixed in version 1.8.2.1.

See Also

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

https://packages.debian.org/source/stretch/apt

https://packages.debian.org/source/buster/apt

https://www.debian.org/security/2020/dsa-4685

Plugin Details

Severity: Medium

ID: 136591

File Name: debian_DSA-4685.nasl

Version: 1.4

Type: local

Agent: unix

Published: 5/14/2020

Updated: 3/12/2024

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: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-3810

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: p-cpe:/a:debian:debian_linux:apt, cpe:/o:debian:debian_linux:9.0, cpe:/o:debian:debian_linux:10.0

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: 5/14/2020

Vulnerability Publication Date: 5/15/2020

Reference Information

CVE: CVE-2020-3810

DSA: 4685