Vulnerability Description
Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory read and write, potentially resulting in memory corruption or denial of service.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4004.html
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html
FAQ
What is CVE-2021-46772?
CVE-2021-46772 is a vulnerability with a CVSS score of 3.9 (LOW). Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory read...
How severe is CVE-2021-46772?
CVE-2021-46772 has been rated LOW with a CVSS base score of 3.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-46772?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.