Main Vulnerability Database Vulnerabilities #VU109166

Input validation error in Intel Server Board D50DNP and Intel Server Board M50FCP UEFI - CVE-2025-20034

Published: May 14, 2025

Vulnerability identifier: #VU109166

CSH Severity: Low

CVSS v4: 5.6 [CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-20034

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to gain access to sensitive information on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the BackupBiosUpdate UEFI firmware SmiVariable driver. A local administrator can pass specially crafted input to the application and disclose sensitive information.

Affected software

Intel Server Board D50DNP
Intel Server Board M50FCP UEFI

How to mitigate CVE-2025-20034

Install updates from vendor's website.

Intel Server Board D50DNP - update to R01.02.0003
Intel Server Board M50FCP UEFI - update to R01.02.0003

External References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01269.html

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