UEFI Secure Boot Blunder: Patch Saves the Day from Sneaky Vulnerability
ESET has uncovered a flaw allowing a Secure Boot bypass in UEFI systems. The vulnerability, CVE-2024-7344, involved a custom PE loader that let unsigned binaries slip through. Though patched, it highlights that UEFI Secure Boot isn’t an impenetrable barrier.
Hot Take:
UEFI’s Secure Boot has a new frenemy, and it turns out to be its own insecure sibling. Who knew that the phrase “trust issues” would apply more to firmware than to your last relationship?
Key Points:
- ESET uncovered a vulnerability (CVE-2024-7344) in UEFI Secure Boot, now patched.
- The flaw allowed the execution of untrusted code during system boot by using a custom PE loader.
- Vulnerable systems included several recovery software products from multiple vendors.
- Microsoft addressed the issue in their January 2025 Patch Tuesday update.
- This isn’t the first time a similar UEFI vulnerability has been discovered, raising concerns about UEFI security.
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