Ubuntu Security Notice USN-2156-1
26th March, 2014
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 13.10
- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS
Samba did not properly enforce the password guessing protection mechanism.
- samba - SMB/CIFS file, print, and login server for Unix
Andrew Bartlett discovered that Samba did not properly enforce the
password guessing protection mechanism for all interfaces. A remote
attacker could use this issue to possibly attempt to brute force user
The problem can be corrected by updating your system to the following package version:
- Ubuntu 13.10:
- samba 2:3.6.18-1ubuntu3.2
- Ubuntu 12.10:
- samba 2:3.6.6-3ubuntu5.4
- Ubuntu 12.04 LTS:
- samba 2:3.6.3-2ubuntu2.10
- Ubuntu 10.04 LTS:
- samba 2:3.4.7~dfsg-1ubuntu3.14
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.