What is CVE-2020-21723?

CVE-2020-21723 is a medium-severity vulnerability in Ogg Video Tools Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-08-22.

How severe is CVE-2020-21723?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Ogg Video Tools Project

CVE-2020-21723

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.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (34.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Ogg_video_tools_project Ogg_video_tools — versions 0.9.1
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Broken Link)

Frequently asked questions

What is CVE-2020-21723?: CVE-2020-21723 is a medium-severity vulnerability in Ogg Video Tools Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2023-08-22.
How severe is CVE-2020-21723?: Medium severity. CVSS v3 base score is 5.5 out of 10.