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CVE-2023-4949

Memory Corruption Vulnerability in Grub-Legacy's XFS Implementation

CVSS 8.1 HIGHEPSS 0.2%CWE-119CWE-190
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.1EPSS 0.2%KEV nãoPoC Nuclei Metasploit Patch
Lifecycle
10 Nov 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
An attacker with local access to a system (either through a disk or external drive) can present a modified XFS partition to grub-legacy in such a way to exploit a memory corruption in grub’s XFS file system implementation.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:H

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