CVE Database


Impact: Important
Public: 2013-12-09
CWE: CWE-130->CWE-122
Bugzilla: 1018032: CVE-2013-4408 samba: Heap-based buffer overflow due to incorrect DCE-RPC fragment length field check


The MITRE CVE dictionary describes this issue as:

Heap-based buffer overflow in the dcerpc_read_ncacn_packet_done function in librpc/rpc/dcerpc_util.c in winbindd in Samba 3.x before 3.6.22, 4.0.x before 4.0.13, and 4.1.x before 4.1.3 allows remote AD domain controllers to execute arbitrary code via an invalid fragment length in a DCE-RPC packet.

Find out more about CVE-2013-4408 from the MITRE CVE dictionary and NIST NVD.


This issue does not affect the version of samba as shipped with Red Hat Enterprise Linux 5.

CVSS v2 metrics

Base Score: 6.8
Base Metrics: AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (samba3x) RHSA-2013:1806 December 10, 2013
Red Hat Enterprise Linux version 6 (samba) RHSA-2013:1806 December 10, 2013
Red Hat Enterprise Linux version 6 (samba4) RHSA-2013:1805 December 09, 2013
Red Hat Storage Server 2.1 (samba) RHSA-2014:0009 January 06, 2014

External References


Red Hat would like to thank the Samba project for reporting this issue. Upstream acknowledges Stefan Metzmacher and Michael Adam of SerNet as the original reporters of this issue.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.