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CVE-2021-46769

8.8 · HIGH

Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

Published May 9, 2023CWE-20EPSS 0.78%

Overview

CVE-2021-46769 is a high-severity vulnerability. It was published on May 9, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Insufficient syscall input validation in the ASP

Bootloader may allow a privileged attacker to execute arbitrary DMA copies,

which can lead to code execution.

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

Refwww.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001Refwww.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001

How CyberStrike helps

Frequently asked questions

What is CVE-2021-46769?

CVE-2021-46769 is a high-severity vulnerability. It was published on May 9, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-46769?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-46769?

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-2021-46769?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-46769 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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