Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Advisories 2
- ICSA-23-257-04 Siemens RUGGEDCOM APE1808 Products CISA ICS & IT advisories · Sep 12, 2023
- SSA-957369 SSA-957369: Insyde BIOS Vulnerabilities in RUGGEDCOM APE1808 Product Family Siemens ProductCERT · Sep 12, 2023