PT-2026-24493 · Intel · Intel Uefi Reference Platforms

Published 2026-03-10 · Updated 2026-03-10 · CVE-2025-20028

Positive Technologies (AI Summary)

CVSS v4.0

7.1

High

Base vector

AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions Intel(R) reference platforms (affected versions not specified)

Description A time-of-check time-of-use race condition exists in the WheaERST SMM module. This condition may allow a system software adversary with privileged user access and a high complexity attack to escalate privileges. The issue can be exploited via local access without requiring special internal knowledge or user interaction. The potential impact includes high confidentiality, integrity, and availability risks to the vulnerable system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

CVE-2025-20028

Affected Products

Intel Uefi Reference Platforms

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-20028 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01234.html · Note
• https://t.me/CVEtracker/47044 · Telegram Post
• https://twitter.com/CVEnew/status/2031504055973933202 · Twitter Post
• https://t.me/cveNotify/155008 · Telegram Post