Vulnerability Description
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 Score
8.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Insyde | Insydeh2O | 05.0a.11 |
Related Weaknesses (CWE)
References
- https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/Not Applicable
- https://www.insyde.com/security-pledgeVendor Advisory
- https://www.insyde.com/security-pledge/SA-2023019Vendor Advisory
- https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/Not Applicable
- https://www.insyde.com/security-pledgeVendor Advisory
- https://www.insyde.com/security-pledge/SA-2023019Vendor Advisory
FAQ
What is CVE-2023-22612?
CVE-2023-22612 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 SM...
How severe is CVE-2023-22612?
CVE-2023-22612 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-22612?
Check the references section above for vendor advisories and patch information. Affected products include: Insyde Insydeh2O.