CVE-2022-36338

No fix known EPSS <1%CVSS 8.2

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.

Published 2022-09-23 · CVE record · OSV

Products: insydeh2o