What is CVE-2021-26327?

CVE-2021-26327 is a medium-severity vulnerability in Amd 3rd Gen Epyc™, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-11-16.

How severe is CVE-2021-26327?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in Amd 3rd Gen Epyc™

CVE-2021-26327

Insufficient validation of guest context in the SNP Firmware could lead to a potential loss of guest confidentiality.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (14.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Amd 3rd Gen Epyc™ — versions unspecified
Amd Epyc_7003
Amd Epyc_7003_firmware
Amd Epyc_72f3
Amd Epyc_72f3_firmware
Amd Epyc_7313
Amd Epyc_7313_firmware
Amd Epyc_7313p
Amd Epyc_7313p_firmware
Amd Epyc_7343

Weakness classification (CWE)

References

psirt@amd.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26327?: CVE-2021-26327 is a medium-severity vulnerability in Amd 3rd Gen Epyc™, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-11-16.
How severe is CVE-2021-26327?: Medium severity. CVSS v3 base score is 5.5 out of 10.