CVE-2021-26397
High
Published: 09 May 2023
Published
09 May 2023
Modified
28 January 2025
KEV Added
—
Patch
—
CVSS Score v3.1
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score
0.0014
33.9th percentile
Risk Priority
14
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-26397 is a high-severity an unspecified weakness vulnerability in Amd Epyc 72F3 Firmware. Its CVSS base score is 7.1 (High).
Operationally, ranked at the 33.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-13203
Vulnerability details
Insufficient address validation, may allow an attacker with a compromised ABL and UApp to corrupt sensitive memory locations potentially resulting in a loss of integrity or availability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
amd
epyc 72f3 firmware
≤ milanpi_1.0.0.9
amd
epyc 7313 firmware
≤ milanpi_1.0.0.9
amd
epyc 7313p firmware
≤ milanpi_1.0.0.9
amd
epyc 7343 firmware
≤ milanpi_1.0.0.9
amd
epyc 7373x firmware
≤ milanpi_1.0.0.9
amd
epyc 73f3 firmware
≤ milanpi_1.0.0.9
amd
epyc 7413 firmware
≤ milanpi_1.0.0.9
amd
epyc 7443 firmware
≤ milanpi_1.0.0.9
amd
epyc 7443p firmware
≤ milanpi_1.0.0.9
amd
epyc 7453 firmware
≤ milanpi_1.0.0.9
+13 more product configuration(s) — see NVD for full list
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.