TheMalwareGuardian/CVE-2022-34303

PoC

CVE-2022-34303 - Secure Boot bypass via CryptoPro Secure Disk signed UEFI Shell (Shell_Full.efi) - BYOVUA technique exploiting mm command for gSecurity2 corruption to load unsigned UEFI applications.

view exploit source poc_in_githubauthor TheMalwareGuardianpublished 2026-08-31catalog poc_in_github
01

exploited CVEs (1)

Known CVEs related to this entry.

IDseverity exploitable
CVE-2022-34303USmedium6.7OT elevatedExploit
A flaw was found in Eurosoft bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbit…
scry

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