CVE-2023-22612

CVSS 8.8 HIGHEPSS 0.2%CWE-787

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Apr 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. A malicious host OS can invoke an Insyde SMI handler with malformed arguments, resulting in memory corruption in SMM.

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

Affected products

n/a · n/a

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-2023019