VulnerabilityModified
CVE-2021-26403
Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.
MEDIUM 6.5EPSS 0.12%
Does this matter?
Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.
Description
Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-345
- Affected
- amd/epyc 7001 firmware · amd/epyc 7251 firmware · amd/epyc 7261 firmware · amd/epyc 7281 firmware · amd/epyc 7301 firmware · amd/epyc 7351 firmware · amd/epyc 7351p firmware · amd/epyc 7371 firmware · amd/epyc 7401 firmware · amd/epyc 7401p firmware · amd/epyc 7451 firmware · amd/epyc 7501 firmware · amd/epyc 7551 firmware · amd/epyc 7551p firmware · amd/epyc 7601 firmware · amd/epyc 7002 firmware · amd/epyc 7232p firmware · amd/epyc 7252 firmware · amd/epyc 7262 firmware · amd/epyc 7272 firmware · +21 more
- Source
- psirt@amd.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.