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CVE-2021-34389

5.0 · MEDIUM

Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs.

Published Jun 21, 2021CWE-401EPSS 0.26%

Overview

CVE-2021-34389 is a medium-severity vulnerability. It was published on June 21, 2021 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, which may lead to information disclosure.

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

Refnvidia.custhelp.com/app/answers/detail/a_id/5205Refnvidia.custhelp.com/app/answers/detail/a_id/5205

How CyberStrike helps

Frequently asked questions

What is CVE-2021-34389?

CVE-2021-34389 is a medium-severity vulnerability. It was published on June 21, 2021 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2021-34389?

This vulnerability has a CVSS 3.1 base score of 5.0, 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-2021-34389?

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-2021-34389?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-34389 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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