Permissions, Privileges, and Access Controls in Samba - CVE-2013-4475
Published: November 13, 2013 / Updated: July 28, 2020
Vulnerability identifier: #VU32622
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-4475
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Samba 3.2.x through 3.6.x before 3.6.20, 4.0.x before 4.0.11, and 4.1.x before 4.1.1, when vfs_streams_depot or vfs_streams_xattr is enabled, allows remote attackers to bypass intended file restrictions by leveraging ACL differences between a file and an associated alternate data stream (ADS).
Affected software
Samba
samba (Alpine package)
SUSE Linux
Slackware Linux
HP-UX Common Internet File System (CIFS)
samba (Alpine package)
SUSE Linux
Slackware Linux
HP-UX Common Internet File System (CIFS)
How to mitigate CVE-2013-4475
Install update from vendor's website.
samba (Alpine package) - update to 3.6.20-r0
HP-UX Common Internet File System (CIFS) - update to 03.02.04
HP-UX Common Internet File System (CIFS) - update to 03.02.04
External References
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html
- http://lists.opensuse.org/opensuse-security-announce/2014-01/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00083.html
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00115.html
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00117.html
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html
- http://rhn.redhat.com/errata/RHSA-2013-1806.html
- http://rhn.redhat.com/errata/RHSA-2014-0009.html
- http://secunia.com/advisories/56508
- http://security.gentoo.org/glsa/glsa-201502-15.xml
- http://www.debian.org/security/2013/dsa-2812
- http://www.samba.org/samba/history/samba-3.6.20.html
- http://www.samba.org/samba/history/samba-4.0.11.html
- http://www.samba.org/samba/history/samba-4.1.1.html
- http://www.samba.org/samba/security/CVE-2013-4475
- http://www.securityfocus.com/bid/63646
- http://www.ubuntu.com/usn/USN-2054-1
- https://blogs.oracle.com/sunsecurity/entry/cve_2013_4475_access_control
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993