CVE-2025-4277

HIGH EPSS 3.2%
Published Aug 13, 202510mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Aug 13, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago

Description

Tcg2Smm has a vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level.

CVSS Details

Base Score
7.5
Exploitability
0.8
Impact
6.0
Vector string
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
3.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

References 1

  • insyde.com https://www.insyde.com/security-pledge/sa-2025005/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.