What’s Vulnerable › Vulnerabilities

CVE-2023-22614

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-04-11 · updated 2026-06-17
• Weakness: CWE-787

Description

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.

Affected products

• Insydeh2O: 05.42.52.0026, 05.43.01.0026, 05.43.12.0056, 05.44.34.0054, 05.44.45.0015, 05.44.45.0028

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
• 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

Get alerted when CVE-2023-22614 or the next vulnerability affects your stack