National Cyber-Alert System
Vulnerability Summary for CVE-2009-1888
Original release date:06/25/2009
Last revised:08/12/2009
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
4.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification
- Official Statement from Red Hat (06/29/2009)
-
Red Hat is aware of this issue and is tracking it via the following bug:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-1888
The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/
References to Advisories, Solutions, and Tools
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External Source: VUPEN
Name: ADV-2009-1664
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://www.samba.org/samba/security/CVE-2009-1888.html
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://www.samba.org/samba/ftp/patches/security/samba-3.3.5-CVE-2009-1888.patch
Type: Patch Information
External Source: CONFIRM
Name: http://www.samba.org/samba/ftp/patches/security/samba-3.2.12-CVE-2009-1888.patch
Type: Patch Information
External Source: CONFIRM
Name: http://www.samba.org/samba/ftp/patches/security/samba-3.0.34-CVE-2009-1888.patch
Type: Patch Information
External Source: XF
Name: samba-acl-security-bypass(51327)
External Source: SLACKWARE
Name: SSA:2009-177-01
External Source: SECTRACK
Name: 1022442
External Source: BID
Name: 35472
External Source: MANDRIVA
Name: MDVSA-2009:196
External Source: DEBIAN
Name: DSA-1823
External Source: SECUNIA
Name: 35606
External Source: SECUNIA
Name: 35573
External Source: SECUNIA
Name: 35539
Type: Advisory
