CVE-2023-22614

CVSS 8.8 HIGHEPSS 0.4%CWE-787

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Apr 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.

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-2023020