CVE-2025-3770

SMM IDT Privilege Escalation Vulnerability

Published Aug 7, 2025 CVSS 3.1 · 7 High EPSS < 1% KEV · Not listed
Description
EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-23901 EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability.
Ubuntu USN Ubuntu USN USN-7894-1 EDK II vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Tianocore
Tianocore edk2
Vendors & Products Tianocore
Tianocore edk2
Type Values Removed Values Added
Description EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability.
Title SMM IDT Privilege Escalation Vulnerability
Weaknesses CWE-693
References
Metrics cvssV3_1

{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TianoCore
Published
Updated
Aug 7, 2025, 1:28 PM
Reserved
Apr 17, 2025, 4:10 PM
Status
Deferred
Published
Aug 7, 2025, 1:15 AM
Modified
Jun 17, 2026, 9:20 AM
Severity
Important
Public date
Aug 7, 2025, 12:42 AM