Improper Certificate Validation Affecting libreoffice-langpack-bn package, versions <1:6.4.7.2-12.el8_7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

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  • Snyk IDSNYK-RHEL8-LIBREOFFICELANGPACKBN-2982371
  • published16 Aug 2022
  • disclosed25 Jul 2022

Introduced: 25 Jul 2022

CVE-2022-26305  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade RHEL:8 libreoffice-langpack-bn to version 1:6.4.7.2-12.el8_7 or higher.
This issue was patched in RHSA-2023:0089.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreoffice-langpack-bn package and not the libreoffice-langpack-bn package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

An Improper Certificate Validation vulnerability in LibreOffice existed where determining if a macro was signed by a trusted author was done by only matching the serial number and issuer string of the used certificate with that of a trusted certificate. This is not sufficient to verify that the macro was actually signed with the certificate. An adversary could therefore create an arbitrary certificate with a serial number and an issuer string identical to a trusted certificate which LibreOffice would present as belonging to the trusted author, potentially leading to the user to execute arbitrary code contained in macros improperly trusted. This issue affects: The Document Foundation LibreOffice 7.2 versions prior to 7.2.7; 7.3 versions prior to 7.3.1.

CVSS Scores

version 3.1