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TITLE:
Wesnoth PythonAI Arbitrary Code Execution Vulnerability

SECUNIA ADVISORY ID:
SA34058

VERIFY ADVISORY:
http://secunia.com/advisories/34058/

DESCRIPTION:
A vulnerability has been reported in Wesnoth, which can be exploited
by malicious people to compromise a vulnerable system.

The vulnerability is caused due to certain white-listed python
modules in the PythonAI importing otherwise restricted python
modules. This can be exploited to escape the sandbox and execute
arbitrary Python code when a user is tricked into downloading and
using a malicious add-on.

This vulnerability is reported in version 1.4.x and versions prior to
1.5.11.

SOLUTION:
Disable Python support (e.g. build the application with
"--disable-python").

Fixed in version 1.5.11.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
http://www.wesnoth.org/forum/viewtopic.php?f=5&t=24340
http://www.wesnoth.org/forum/viewtopic.php?f=5&t=24247

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