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.
Published 2024-01-29 17:15:09
Updated 2024-09-16 19:16:06
Source Red Hat, Inc.
View at NVD,   CVE.org

Products affected by CVE-2023-40550

Exploit prediction scoring system (EPSS) score for CVE-2023-40550

0.05%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 15 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-40550

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.5
MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
1.8
3.6
NIST 2024-02-05
5.5
MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
1.8
3.6
Red Hat, Inc. 2024-01-29

CWE ids for CVE-2023-40550

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by:
    • nvd@nist.gov (Primary)
    • secalert@redhat.com (Secondary)

References for CVE-2023-40550

Jump to
This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!