QID 357274

Date Published: 2024-03-05

QID 357274: Amazon Linux Security Advisory for shim : ALAS2-2024-2484

A remote code execution vulnerability was found in shim.
The shim boot support trusts attacker-controlled values when parsing an http response.
This flaw allows an attacker to craft a specific malicious http request, leading to a completely controlled out-of-bounds write primitive and complete system compromise. (
( CVE-2023-40547)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 8.3 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2024-2484 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 357274

    CVE-2023-40547 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2024-2484 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2024-2484.html
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