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CVE-2021-40567

5.5 · MEDIUM

Segmentation fault vulnerability exists in Gpac through 1.0.1 via the gf_odf_size_descriptor function in desc_private.c when using mp4box, which causes a denial of service.

Published Jan 13, 2022EPSS 0.86%

Overview

CVE-2021-40567 is a medium-severity vulnerability. It was published on January 13, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Segmentation fault vulnerability exists in Gpac through 1.0.1 via the gf_odf_size_descriptor function in desc_private.c when using mp4box, which causes a denial of service.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/gpac/gpac/commit/f5a038e6893019ee471b6a57490cf7a495673816GitHubgithub.com/gpac/gpac/issues/1889Refwww.debian.org/security/2023/dsa-5411GitHubgithub.com/gpac/gpac/commit/f5a038e6893019ee471b6a57490cf7a495673816GitHubgithub.com/gpac/gpac/issues/1889Refwww.debian.org/security/2023/dsa-5411

How CyberStrike helps

Frequently asked questions

What is CVE-2021-40567?

CVE-2021-40567 is a medium-severity vulnerability. It was published on January 13, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2021-40567?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-40567?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-40567?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-40567 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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