Debian DLA-3096-1 : ghostscript - LTS security update

high Nessus Plugin ID 164676

Synopsis

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

Description

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3096 advisory.

- A heap-based buffer over write vulnerability was found in GhostScript's lp8000_print_page() function in gdevlp8k.c file. An attacker could trick a user to open a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service. (CVE-2020-27792)

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 ghostscript packages.

For Debian 10 buster, this problem has been fixed in version 9.27~dfsg-2+deb10u6.

See Also

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

https://www.debian.org/lts/security/2022/dla-3096

https://security-tracker.debian.org/tracker/CVE-2020-27792

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

Plugin Details

Severity: High

ID: 164676

File Name: debian_DLA-3096.nasl

Version: 1.6

Type: local

Agent: unix

Published: 9/4/2022

Updated: 10/13/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 5.2

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

CVSS Score Source: CVE-2020-27792

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:ghostscript-dbg, p-cpe:/a:debian:debian_linux:ghostscript-doc, p-cpe:/a:debian:debian_linux:libgs9-common, p-cpe:/a:debian:debian_linux:ghostscript-x, p-cpe:/a:debian:debian_linux:libgs9, cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:ghostscript, p-cpe:/a:debian:debian_linux:libgs-dev

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: 9/4/2022

Vulnerability Publication Date: 8/19/2022

Reference Information

CVE: CVE-2020-27792

IAVB: 2022-B-0034-S