CVE-2025-4273

Sumário

de 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.

• Divulgação: 05/05/2025
• Moderação: em revisão
• CPE: Em curso
• CWE: CWE-347 (não confirmado)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2025-4273
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-4273
• CVE Details: https://www.cvedetails.com/cve/CVE-2025-4273/