CVE-2024-21305

FAQ

According to the CVSS metric, privileges required is high (PR:H). What does that mean for this vulnerability?

Successful exploitation of this vulnerability requires an attacker to compromise admin credentials on the device.

What kind of security feature could be bypassed by successfully exploiting this vulnerability?

A hypervisor-protected code integrity (HVCI) security feature bypass vulnerability could exist on some specific Microsoft Surface hardware computers that are still in support, when Windows incorrectly allows certain kernel-mode pages to be marked as Read, Write, Execute (RWX) even with HVCI enabled. To exploit this vulnerability an attacker could run a specially crafted application at administrator level that exploits a signed driver to bypass code integrity protections in Windows.

The following versions of Microsoft Surface computers are exploitable by this vulnerability:

• Hub 3
• Pro 5 - not updated due to end of life
• Pro 7 - not updated due to end of life
• Laptop Studio
• Laptop Go 2
• Pro 7+
• Studio 2 +
• Laptop 4 (Intel)
• Pro 8
• Hub 2S
• Hub 2S
• Book 3
• Laptop 3 (Intel)
• Laptop Go
• Studio 2