Stack-based buffer overflow in Insyde Software products - CVE-2023-39281

Vulnerability identifier: #VU82610

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2023-39281

CWE-ID: CWE-121

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: Insyde Software

Affected software:
Mehlow
Mehlow-R(CFL-S)
Tatlow (RKS)
Raptor Lake
Alder Lake N
Alder Lake
Phoenix FP7_FP8 / Hawk Point 5.5
Dragon Range
Mendocino
Raphael
Rembrandt
VanGogh
Barcelo
Cezanne
Lucienne

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in AsfSecureBootDxe. A local user can trigger a stack-based buffer overflow and execute arbitrary code during DXE phase during DXE phase.

Install updates from vendor's website.

• https://www.insyde.com/security-pledge/SA-2023054