CVE-2013-4475
First published: Wed Nov 13 2013(Updated: )
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).
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Samba | >=3.2.0<3.6.20 | |
| Samba | >=4.0.0<4.0.11 | |
| Samba | =4.1.0 | |
| Debian | =6.0 | |
| Debian | =7.0 | |
| Ubuntu | =10.04 | |
| Ubuntu | =12.04 | |
| Ubuntu | =12.10 | |
| Ubuntu | =13.04 | |
| Ubuntu | =13.10 |
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2013-4475?
CVE-2013-4475 has a medium severity level, as it allows unauthorized access through specific configuration settings.
How do I fix CVE-2013-4475?
To fix CVE-2013-4475, update Samba to the latest version, specifically to 3.6.20 or higher, 4.0.11 or higher, or 4.1.1 or higher.
Which Samba versions are affected by CVE-2013-4475?
CVE-2013-4475 affects Samba versions from 3.2.x to 3.6.x before 3.6.20, 4.0.x before 4.0.11, and 4.1.x before 4.1.1.
Can CVE-2013-4475 be exploited remotely?
Yes, CVE-2013-4475 can be exploited remotely by attackers leveraging alternate data streams.
What configurations are involved in CVE-2013-4475?
The vulnerability involves configurations where vfs_streams_depot or vfs_streams_xattr is enabled.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/severity
- agent/author
- agent/last-modified-date
- agent/references
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/samba
- canonical/samba
- version/samba/3.2.0
- version/samba/4.0.0
- version/samba/4.1.0
- vendor/debian
- canonical/debian
- version/debian/6.0
- version/debian/7.0
- vendor/canonical
- canonical/ubuntu
- version/ubuntu/10.04
- version/ubuntu/12.04
- version/ubuntu/12.10
- version/ubuntu/13.04
- version/ubuntu/13.10