CVE detail

CVE-2023-40551 — CVE-2023-40551

Published 2024-01-29 · Modified 2026-06-17 · Vendor redhat · Product shim · Source nvd

MEDIUM

severity

CVSS-derived band

5.1

CVSS v3

0–10 scale

0.0039

EPSS probability

exploitation probability, 30d

32.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.