CVE-2025-3052
High
Description
An arbitrary write vulnerability in Microsoft signed UEFI firmware allows for code execution of untrusted software. This allows an attacker to control its value, leading to arbitrary memory writes, including modification of critical firmware settings stored in NVRAM. Exploiting this vulnerability could enable security bypasses, persistence mechanisms, or full system compromise.
SeverityHigh
CVSS8.2
Exploit probability—
ProductBiosFlashShell
PublishedJun 10, 2025
First seenJun 10, 2025
Weakness typeCWE-123CWE-123
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| DT Research BiosFlashShell | 80.02, 81.02 | — |
| DT Research Dtbios | 70.17, 70.18, 70.19, 70.20, 70.21, 70.22, 71.17, 71.18, 71.19, 71.20, 71.21, 71.22 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.