CVE-2020-21723: Ogg Video Tools Project Ogg Video Tools

Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A Segmentation Fault issue discovered StreamSerializer::extractStreams function in streamSerializer.cpp in oggvideotools 0.9.1 allows remote attackers to cause a denial of service (crash) via opening of crafted ogg file.

Affected products

• Ogg Video Tools Project Ogg Video Tools: version 0.9.1 only

Published 2023-08-22. Last modified 2026-06-17.