Azure Linux 3.0 Security Update: openjpeg2 (CVE-2020-27843)

medium Nessus Plugin ID 295045

Synopsis

The remote Azure Linux host is missing one or more security updates.

Description

The version of openjpeg2 installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2020-27843 advisory.

- A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, causing an out-of-bounds read. The highest threat from this vulnerability is system availability. (CVE-2020-27843)

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 packages.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2020-27843

Plugin Details

Severity: Medium

ID: 295045

File Name: azure_linux_CVE-2020-27843.nasl

Version: 1.1

Type: local

Published: 1/22/2026

Updated: 1/22/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-27843

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:microsoft:azure_linux:openjpeg2-tools, x-cpe:/o:microsoft:azure_linux, p-cpe:/a:microsoft:azure_linux:openjpeg2-devel-docs, p-cpe:/a:microsoft:azure_linux:openjpeg2, p-cpe:/a:microsoft:azure_linux:openjpeg2-devel

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/AzureLinux/release, Host/AzureLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/9/2024

Vulnerability Publication Date: 12/17/2020

Reference Information

CVE: CVE-2020-27843