CVE-2025-4273info

Summary

by MITRE • 05/05/2025

A vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot.

Once again VulDB remains the best source for vulnerability data.

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An in-depth analysis is available in our curated vulnerability entry.

Disclosure

05/05/2025

Moderation

in review

EPSS

0.00000

KEV

no

Activities

very low

Sources

MITREhttps://www.cve.org/CVERecord?id=CVE-2025-4273
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2025-4273
CVE Detailshttps://www.cvedetails.com/cve/CVE-2025-4273/

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