Vulnerability · Published Aug 7, 2025 · Assigned by TianoCore
CVE-2025-3770SMM IDT Privilege Escalation Vulnerability
High 7.0
In plain English
A high-severity security flaw in EDK2 from TianoCore. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.2%top 94.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | edk2 | no fix listed | DEBIAN-CVE-2025-3770 |
| Debian:13 | edk2 | 2025.02-8+deb13u1 | DEBIAN-CVE-2025-3770 |
| Debian:14 | edk2 | 2025.02-9 | DEBIAN-CVE-2025-3770 |
| Ubuntu:22.04:LTS | edk2 | 2022.02-3ubuntu0.22.04.4 | USN-7894-1 |
| Ubuntu:22.04:LTS | edk2 | 2022.02-3ubuntu0.22.04.4 | UBUNTU-CVE-2025-3770 |
| Ubuntu:24.04:LTS | edk2 | 2024.02-2ubuntu0.6 | UBUNTU-CVE-2025-3770 |
| Ubuntu:24.04:LTS | edk2 | 2024.02-2ubuntu0.6 | USN-7894-1 |
| Ubuntu:25.10 | edk2 | 2025.02-8ubuntu3 | UBUNTU-CVE-2025-3770 |
| Ubuntu:26.04:LTS | edk2 | 2025.02-8ubuntu3 | UBUNTU-CVE-2025-3770 |
Affected products (as reported)
Weakness: CWE-693 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H