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Category:   Application (Game)  >   OpenTTD Vendors:   openttd.com
OpenTTD Format String Bugs Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1014855
SecurityTracker URL:  http://securitytracker.com/id/1014855
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Sep 6 2005
Impact:   Execution of arbitrary code via network, User access via network

Version(s): 0.4.0.1
Description:   A vulnerability was reported in the OpenTTD game software. A remote user may be able to execute arbitrary code on the target system.

Several sections of the code make vsprintf() calls on user-supplied data without including the format string specifier. A remote user can supply a specially crafted value containing format string characters to cause the target service to crash or potentially execute arbitrary code.

The flaws reside in 'network.c', 'os2.c', 'strgen/strgen.c', 'texteff.c', 'ttd.c', and 'win32.c'.

Alexey Dobriyan discovered these vulnerabilities.

Impact:   A remote user may be able to execute arbitrary code on either the client or the server. The code will run with the privileges of the OpenTTD process.
Solution:   No solution was available at the time of this entry.
Vendor URL:  www.openttd.com/ (Links to External Site)
Cause:   Input validation error, State error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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