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CVE-2021-40826

7.8 · HIGH

Clementine Music Player through 1.3.1 is vulnerable to a User Mode Write Access Violation, affecting the MP3 file parsing functionality at clementine+0x3aa207.

Published Dec 15, 2021CWE-476EPSS 1.22%

Overview

CVE-2021-40826 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Clementine Music Player through 1.3.1 is vulnerable to a User Mode Write Access Violation, affecting the MP3 file parsing functionality at clementine+0x3aa207. The vulnerability is triggered when the user opens a crafted MP3 file or loads a remote stream URL that is mishandled by Clementine. Attackers could exploit this issue to cause a crash (DoS) of the clementine.exe process or achieve arbitrary code execution in the context of the current logged-in Windows user.

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

Refvoidsec.com/advisories/cve-2021-40826/Refvoidsec.com/advisories/cve-2021-40826/

How CyberStrike helps

Frequently asked questions

What is CVE-2021-40826?

CVE-2021-40826 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-40826?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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-2021-40826?

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-2021-40826?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-40826 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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