55411 : Samba smbd/posix_acls.c acl_group_override Function Remote Access Control List Modification
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2009-06-19

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-1888" target="_blank">CVE</a>)</em> : 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.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Disclosure: Vendor Verified

Solution

Upgrade to version 3.0.35, 3.2.13, 3.3.6 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

Security Tracker: 1022442
CVE ID: 2009-1888 (see also: NVD)
Bugtraq ID: 35472
Secunia Advisory ID: 35539 35573 35606 36884 36887 37177 37356 37366 39147 39162 39218
Related OSVDB ID: 55412
Vendor Specific News/Changelog Entry: http://lists.debian.org/debian-security-announce/2009/msg00135.html
http://lists.vmware.com/pipermail/security-announce/2010/000089.html
http://www.samba.org/samba/ftp/patches/security/samba-3.0.34-CVE-2009-1888.patch
http://www.samba.org/samba/ftp/patches/security/samba-3.2.12-CVE-2009-1888.patch
http://www.samba.org/samba/ftp/patches/security/samba-3.3.5-CVE-2009-1888.patch
http://www.samba.org/samba/security/CVE-2009-1888.html
Vendor Specific Advisory URL: http://sunsolve.sun.com/search/document.do?assetkey=1-66-267628-1
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0145
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.521591
Other Advisory URL: http://www.vupen.com/english/advisories/2009/1664
RedHat RHSA: https://rhn.redhat.com/errata/RHSA-2009-1529.html
https://rhn.redhat.com/errata/RHSA-2009-1585.html

Tools & Filters

	39502
	5087

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 5.8
Source: nvd.nist.gov | Generated: 2009-06-25 | Disagree?

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