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Vulnerability record · CVE-2013-4475 · published 13 November 2013

CVE-2013-4475: Samba permissions and access controls vulnerability

Samba · Samba

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).

4.0 CVSS 2.0 Medium EPSS 9.0% · top 4.9% CWE-264 · Permissions and access controls
4.0CVSS 2.0 base score
9.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
38References
16 Jun 2026Last modified by NVD

Description

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).

AV:N/AC:H/Au:N/C:P/I:P/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-01/msg00002.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00083.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00115.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00117.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-1806.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-0009.html Third Party Advisory
http://secunia.com/advisories/56508 Third Party Advisory
http://security.gentoo.org/glsa/glsa-201502-15.xml Third Party Advisory
http://www.debian.org/security/2013/dsa-2812 Third Party Advisory
http://www.samba.org/samba/history/samba-3.6.20.html Vendor Advisory
http://www.samba.org/samba/history/samba-4.0.11.html Vendor Advisory
http://www.samba.org/samba/history/samba-4.1.1.html Vendor Advisory
http://www.samba.org/samba/security/CVE-2013-4475 Vendor Advisory
http://www.securityfocus.com/bid/63646 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2054-1 Third Party Advisory
https://blogs.oracle.com/sunsecurity/entry/cve_2013_4475_access_control Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-01/msg00002.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00083.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00115.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-11/msg00117.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-12/msg00088.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-1806.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-0009.html Third Party Advisory
http://secunia.com/advisories/56508 Third Party Advisory
http://security.gentoo.org/glsa/glsa-201502-15.xml Third Party Advisory
http://www.debian.org/security/2013/dsa-2812 Third Party Advisory
http://www.samba.org/samba/history/samba-3.6.20.html Vendor Advisory
http://www.samba.org/samba/history/samba-4.0.11.html Vendor Advisory
http://www.samba.org/samba/history/samba-4.1.1.html Vendor Advisory
http://www.samba.org/samba/security/CVE-2013-4475 Vendor Advisory
http://www.securityfocus.com/bid/63646 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2054-1 Third Party Advisory
https://blogs.oracle.com/sunsecurity/entry/cve_2013_4475_access_control Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2013-4475), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.