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CVE-2021-35520

6.2 · MEDIUM

A Buffer Overflow in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows physically proximate authenticated attackers to achieve code execution, denial…

Published Jul 22, 2021CWE-787EPSS 0.34%

Overview

CVE-2021-35520 is a medium-severity vulnerability. It was published on July 22, 2021 and has a CVSS 3.1 base score of 6.2 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.2, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A Buffer Overflow in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows physically proximate authenticated attackers to achieve code execution, denial of services, and information disclosure via serial ports.

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

Refbiometricdevices.idemia.com/s/global-search/0696700000JJa0zAAD?sharing=trueRefbiometricdevices.idemia.com/s/global-search/0696700000JJa1nAAD?sharing=trueRefwww.idemia.comRefbiometricdevices.idemia.com/s/global-search/0696700000JJa0zAAD?sharing=trueRefbiometricdevices.idemia.com/s/global-search/0696700000JJa1nAAD?sharing=trueRefwww.idemia.com

How CyberStrike helps

Frequently asked questions

What is CVE-2021-35520?

CVE-2021-35520 is a medium-severity vulnerability. It was published on July 22, 2021 and has a CVSS 3.1 base score of 6.2 (MEDIUM).

How severe is CVE-2021-35520?

This vulnerability has a CVSS 3.1 base score of 6.2, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-35520?

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-2021-35520?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-35520 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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