CVE-2021-3981

State: Published
Severity: Not scored
Published: Mar 8, 2022
Updated: Feb 13, 2025
Reserved: Nov 19, 2021

Description

A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in grub.cfg. This flaw affects grub2 2.06 and previous versions. This issue has been fixed in grub upstream but no version with the fix is currently released.

Scores

The record has no CVSS score.

Weaknesses

CWE-276

Affected Products

Product	Versions
grub2n/a	grub2 2.06 and previous versionsAffected

References

FEDORA-2021-73d63662b0vendor-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2024170
GLSA-202209-12vendor-advisory
http://www.openwall.com/lists/oss-security/2024/01/15/3

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