QID 356630

Date Published: 2023-11-09

QID 356630: Amazon Linux Security Advisory for samba : ALAS2023-2023-416

Samba is vulnerable to path traversal due to insufficient sanitization of clients incoming pipe names.
This can lead to the client connecting to as root to a unix domain socket outside of the samba private directory. (
( CVE-2023-3961) smb client can truncate files to 0 bytes by opening files with overwrite disposition when using the acl_xattr samba vfs module with the smb.conf setting "acl_xattr:ignore system acls = yes" (cve-2023-4091)



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 High - 6.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2023-2023-416 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356630

    CVE-2023-4091 | CVE-2023-3961 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2023-2023-416 amazon linux 2023 URL Logo alas.aws.amazon.com/AL2023/ALAS-2023-416.html
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