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CVE-2022-26305 Detail

Description

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.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
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References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
https://www.libreoffice.org/about-us/security/advisories/cve-2022-26305 Vendor Advisory 
https://www.libreoffice.org/about-us/security/advisories/cve-2022-26305 Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-295 Improper Certificate Validation cwe source acceptance level NIST   Document Foundation, The  

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-26305
NVD Published Date:
07/25/2022
NVD Last Modified:
11/21/2024
Source:
Document Foundation, The