CVE-2013-6442
MEDIUM severity · CVSS 5.8 · CWE-264
5.8CVSS MEDIUM
Summary
The owner_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown or --chgrp option, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended administrative change.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impactNone
Exploit probability (EPSS)4%
AV:N/AC:M/Au:N/C:P/I:P/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134717.html
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00062.html
- http://www.samba.org/samba/history/samba-4.0.16.html
- http://www.samba.org/samba/history/samba-4.1.6.html
- http://www.samba.org/samba/security/CVE-2013-6442
- http://www.securityfocus.com/bid/66232
- https://bugzilla.samba.org/show_bug.cgi?id=10327