CVE-2023-5058

Improper Input Validation in the processing of user-supplied splash screen during system boot in Phoenix SecureCore™ Technology™ 4 potentially allows denial-of-service attacks or arbitrary code execution.

CVE-2019-18279

In Phoenix SCT WinFlash 1.1.12.0 through 1.5.74.0, the included drivers could be used by a malicious Windows application to gain elevated privileges. Adverse impacts are limited to the Windows environment and there is no known direct impact to the UEFI firmware. This was fixed in late June 2019.

CVE-2023-31100

Improper Access Control in SMI handler vulnerability in Phoenix SecureCore™ Technology™ 4 allows SPI flash modification.This issue affects SecureCore™ Technology™ 4: from 4.3.0.0 before 4.3.0.203 from 4.3.1.0 before 4.3.1.163* from 4.4.0.0 before 4.4.0.217* from 4.5.0.0 before 4.5.0.138