Ubuntu 18.04 LTS / 20.04 LTS : HTMLDOC vulnerability (USN-5438-1)

critical Nessus Plugin ID 161446

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5438-1 advisory.

- A flaw was found in htmldoc before v1.9.12. Heap buffer overflow in pspdf_prepare_outpages(), in ps- pdf.cxx may lead to execute arbitrary code and denial of service. (CVE-2021-23165)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected htmldoc and / or htmldoc-common packages.

See Also

https://ubuntu.com/security/notices/USN-5438-1

Plugin Details

Severity: Critical

ID: 161446

File Name: ubuntu_USN-5438-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/24/2022

Updated: 5/24/2022

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2021-23165

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: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:htmldoc, p-cpe:/a:canonical:ubuntu_linux:htmldoc-common

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/23/2022

Vulnerability Publication Date: 3/16/2022

Reference Information

CVE: CVE-2021-23165

USN: 5438-1