high8.8
CVE-2023-22614
An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5.
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Insyde | Insydeh2o | Versions 05.42.52.0026, 05.43.01.0026, 05.43.12.0056, 05.44.34.0054, 05.44.45.0015, 05.44.45.0028 |
Weakness classification
References
- NVD record
- CVE.org record
- 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