Access Restriction Bypass Affecting samba package, versions <2:3.3.6-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
4.61% (91st percentile)

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  • Snyk IDSNYK-ECHOLATEST-SAMBA-18022153
  • published20 Jul 2026
  • disclosed25 Jun 2009

Introduced: 25 Jun 2009

CVE-2009-1888  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Echo:latest samba to version 2:3.3.6-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba package and not the samba package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

The acl_group_override function in smbd/posix_acls.c in smbd in Samba 3.0.x before 3.0.35, 3.1.x and 3.2.x before 3.2.13, and 3.3.x before 3.3.6, when dos filemode is enabled, allows remote attackers to modify access control lists for files via vectors related to read access to uninitialized memory.

CVSS Base Scores

version 3.1