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CVE-2021-26361

MEDIUMCVSS 5.5/10EPSS 0.23%

Last modified

CVE-2021-26361 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A malicious or compromised User Application (UApp) or AGESA Boot Loader (ABL) could be used by an attacker to exfiltrate arbitrary memory from the ASP stage 2 bootloader potentially leading to information disclosure.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

A malicious or compromised User Application (UApp) or AGESA Boot Loader (ABL) could be used by an attacker to exfiltrate arbitrary memory from the ASP stage 2 bootloader potentially leading to information disclosure.

Metrics

CVSS 3.1
5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.23%

13.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
AmdRadeon SoftwareAll versions
AmdRyzen 3 2200u FirmwareAll versions
AmdRyzen 3 2300u FirmwareAll versions
AmdRyzen 3 5125c FirmwareAll versions
AmdRyzen 3 5400u FirmwareAll versions
AmdAthlon 3050ge FirmwareAll versions
AmdAthlon 3150ge FirmwareAll versions
AmdAthlon 3150g FirmwareAll versions
AmdRyzen 3 5425c FirmwareAll versions
AmdRyzen 3 5425u FirmwareAll versions
AmdRyzen 5 2500u FirmwareAll versions
AmdRyzen 5 2600 FirmwareAll versions
AmdRyzen 5 2600h FirmwareAll versions
AmdRyzen 5 2600x FirmwareAll versions
AmdRyzen 5 5560u FirmwareAll versions
AmdRyzen 5 5600h FirmwareAll versions
AmdRyzen 5 5600hs FirmwareAll versions
AmdRyzen 5 5600u FirmwareAll versions
AmdRyzen 5 5600x FirmwareAll versions
AmdRyzen 5 5625c FirmwareAll versions
AmdRyzen 5 5625u FirmwareAll versions
AmdRyzen 5 5700g FirmwareAll versions
AmdRyzen 5 5700ge FirmwareAll versions
AmdRyzen 7 2700u FirmwareAll versions
AmdRyzen 7 2700 FirmwareAll versions
AmdRyzen 7 2700x FirmwareAll versions
AmdRyzen 7 2800h FirmwareAll versions
AmdRyzen 7 5800h FirmwareAll versions
AmdRyzen 7 5800hs FirmwareAll versions
AmdRyzen 7 5800u FirmwareAll versions
AmdRyzen 7 5825c FirmwareAll versions
AmdRyzen 7 5825u FirmwareAll versions
AmdRyzen 9 5980hx FirmwareAll versions
AmdRyzen 9 5980hs FirmwareAll versions
AmdRyzen 9 5900hx FirmwareAll versions
AmdRyzen 9 5900hs FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-26361?
A malicious or compromised User Application (UApp) or AGESA Boot Loader (ABL) could be used by an attacker to exfiltrate arbitrary memory from the ASP stage 2 bootloader potentially leading to information disclosure.
How severe is CVE-2021-26361?
CVE-2021-26361 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26361?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST