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Case File

CVE-2020-15705

MEDIUM · CVSS 6.4 EPSS 1.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-07-29 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.4. See the original NVD description below for full technical details.

CVE
CVE-2020-15705
Severity
MEDIUM
CVSS
6.4
EPSS
1.39%

Original NVD Description

GRUB2 fails to validate kernel signature when booted directly without shim, allowing secure boot to be bypassed. This only affects systems where the kernel signing certificate has been imported directly into the secure boot database and the GRUB image is booted directly without the use of shim. This issue affects GRUB2 version 2.04 and prior versions.

Related CVEs

Other vulnerabilities affecting the same vendor(s)