CVE-2025-1118 (CVSS 4.4)

Description

A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory.

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CVSS v3.1 Score

4.4

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-501 CWE-501

References

Other References

https://access.redhat.com/errata/RHSA-2025:16154 https://access.redhat.com/security/cve/CVE-2025-1118 https://bugzilla.redhat.com/show_bug.cgi?id=2346137 https://git.savannah.gnu.org/cgit/grub.git/commit/?id=34824806ac6302f91e8cabaa41308eaced25725f https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html

Frequently Asked Questions

What is CVE-2025-1118? +

A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory. It has a CVSS v3.1 base score of 4.4 (MEDIUM).

How severe is CVE-2025-1118? +

CVE-2025-1118 has a CVSS v3.1 score of 4.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-1118? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-1118