CVE-2023-22616

CVSS 7.8 HIGHEPSS 0.4%CWE-610

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.8EPSS 0.4%KEV nãoPoC —Patch —

Lifecycle

Apr 12, 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An issue was discovered in Insyde InsydeH2O with kernel 5.2 through 5.5. The Save State register is not checked before use. The IhisiSmm driver does not check the value of a save state register before use. Due to insufficient input validation, an attacker can corrupt SMRAM.

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

Affected products

n/a · n/a

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References

https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/https://www.insyde.com/security-pledge https://www.insyde.com/security-pledge/SA-2023022