CVE-2021-46791

CVSS 5.5 MEDIUMEPSS 0.2%CWE-787

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

10 Jan 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Insufficient input validation during parsing of the System Management Mode (SMM) binary may allow a maliciously crafted SMM executable binary to corrupt Dynamic Root of Trust for Measurement (DRTM) user application memory that may result in a potential denial of service.

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

Affected products

AMD · 3rd Gen EPYC

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References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032