CVE-2021-26408
High
Published: 10 May 2022
Published
10 May 2022
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS Score
0.0013
31.9th percentile
Risk Priority
14
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-26408 is a high-severity an unspecified weakness vulnerability in Amd Epyc 7002 Firmware. Its CVSS base score is 7.1 (High).
Operationally, ranked at the 31.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-13214
Vulnerability details
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
amd
epyc 7002 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7001 firmware
≤ naplespi-sp3_1.0.0.g
amd
epyc 7232p firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7252 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7262 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7272 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7282 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7302 firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7302p firmware
≤ romepi-sp3_1.0.0.c
amd
epyc 7352 firmware
≤ romepi-sp3_1.0.0.c
+28 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.