[USN-2383-1] wpa_supplicant vulnerability

2014-10-15T00:00:00
ID SECURITYVULNS:DOC:31212
Type securityvulns
Reporter Securityvulns
Modified 2014-10-15T00:00:00

Description

========================================================================== Ubuntu Security Notice USN-2383-1 October 14, 2014

wpa, wpasupplicant vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS
  • Ubuntu 10.04 LTS

Summary:

wpa_supplicant could be made to run programs if it received specially crafted network traffic.

Software Description: - wpa: client support for WPA and WPA2 - wpasupplicant: client support for WPA and WPA2

Details:

Jouni Malinen discovered that the wpa_cli tool incorrectly sanitized strings when being used with action scripts. A remote attacker could possibly use this issue to execute arbitrary commands.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 LTS: wpasupplicant 2.1-0ubuntu1.1

Ubuntu 12.04 LTS: wpasupplicant 0.7.3-6ubuntu2.3

Ubuntu 10.04 LTS: wpasupplicant 0.6.9-3ubuntu3.2

After a standard system update you need to reboot your computer to make all the necessary changes.

References: http://www.ubuntu.com/usn/usn-2383-1 CVE-2014-3686

Package Information: https://launchpad.net/ubuntu/+source/wpa/2.1-0ubuntu1.1 https://launchpad.net/ubuntu/+source/wpasupplicant/0.7.3-6ubuntu2.3 https://launchpad.net/ubuntu/+source/wpasupplicant/0.6.9-3ubuntu3.2

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