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CVE-2023-40550

Published: 29/01/2024 Updated: 25/04/2024
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 0
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Vulnerability Summary

An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system's boot phase.

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redhat shim

redhat enterprise linux 8.0

redhat enterprise linux 9.0

fedoraproject fedora 39

Vendor Advisories

Debian CVElist Bug Report Logs: shim: CVE-2023-40546 CVE-2023-40547 CVE-2023-40548 CVE-2023-40549 CVE-2023-40550 CVE-2023-40551
Debian Bug report logs - #1061519 shim: CVE-2023-40546 CVE-2023-40547 CVE-2023-40548 CVE-2023-40549 CVE-2023-40550 CVE-2023-40551 Package: src:shim; Maintainer for src:shim is Debian EFI team <debian-efi@listsdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 25 Jan 2024 20:57:01 UTC Sever ...

References

CWE-125https://access.redhat.com/security/cve/CVE-2023-40550https://bugzilla.redhat.com/show_bug.cgi?id=2259915https://access.redhat.com/errata/RHSA-2024:1834https://access.redhat.com/errata/RHSA-2024:1835https://access.redhat.com/errata/RHSA-2024:1873https://access.redhat.com/errata/RHSA-2024:1876https://access.redhat.com/errata/RHSA-2024:1883https://access.redhat.com/errata/RHSA-2024:1902https://access.redhat.com/errata/RHSA-2024:1903https://access.redhat.com/errata/RHSA-2024:1959https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1061519https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-21111CVE-2024-32884IDORCVE-2023-1000CVE-2024-33260CVE-2024-3682reflected XSSrace conditionCVE-2024-3400
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