CVE Database


Impact: Moderate
Public: 2014-03-12
Bugzilla: 1072792: CVE-2013-4496 samba: Password lockout not enforced for SAMR password changes


The MITRE CVE dictionary describes this issue as:

Samba 3.x before 3.6.23, 4.0.x before 4.0.16, and 4.1.x before 4.1.6 does not enforce the password-guessing protection mechanism for all interfaces, which makes it easier for remote attackers to obtain access via brute-force ChangePasswordUser2 (1) SAMR or (2) RAP attempts.

Find out more about CVE-2013-4496 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 3.8
Base Metrics: AV:A/AC:M/Au:S/C:P/I:P/A:N
Access Vector: Adjacent Network
Access Complexity: Medium
Authentication: Single Instance
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: None

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-2014:0330 March 25, 2014
Red Hat Enterprise Linux version 6 (samba) RHSA-2014:0330 March 25, 2014
Red Hat Enterprise Linux version 6 (samba4) RHSA-2014:0383 April 09, 2014

External References


Red Hat would like to thank the Samba project for reporting this issue. Upstream acknowledges Andrew Bartlett as the original reporter.

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.