CVE-2021-46753
9.1 · CRITICALOverview
CVE-2021-46753 is a critical-severity vulnerability affecting amd ryzen_6600h_firmware. It was published on May 9, 2023 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.1, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Failure to validate the length fields of the ASP
(AMD Secure Processor) sensor fusion hub headers may allow an attacker with a
malicious Uapp or ABL to map the ASP sensor fusion hub region and overwrite
data structures leading to a potential loss of confidentiality and integrity.
Remediation
Check the references section for vendor advisories and patches from amd. Update ryzen_6600h_firmware to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2021-46753?
CVE-2021-46753 is a critical-severity vulnerability affecting amd ryzen_6600h_firmware. It was published on May 9, 2023 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
How severe is CVE-2021-46753?
This vulnerability has a CVSS 3.1 base score of 9.1, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-46753?
Check the references section for vendor advisories and patches from amd. Update ryzen_6600h_firmware to the latest patched version. 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-2021-46753?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-46753 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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