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Date: Sat, 28 Jul 2012 12:53:32 +0200
From: frosch <>
To: Kurt Seifried <>
Subject: Re: CVE request for OpenTTD

> On 07/27/2012 03:42 PM, frosch wrote:
> > Hello,
> > 
> > we, the OpenTTD developers, have identified a security
> > vulnerability in OpenTTD (an open source game with multiplayer).
> > Would you be so kind as to allocate a CVE id for this issue?
> > 
> > The issue concerns a denial of service vulnerabilty which enables 
> > an attacker to force the server into an invalid game state. The 
> > server will abort upon detecting this state. This attack can be
> > performed using an unmodified client via normal game interaction.
> > The attack requires authorization, but most servers do not
> > implement authorization. The first vulnerable version is 0.6.0, the
> > upcoming 1.2.2 release will have the issue fixed.
> > 
> > Once a CVE id is allocated, the issue and fix will be documented
> > at
> > 
> > Thanks in advance, Christoph 'frosch' Elsenhans
> > 
> > (Please CC me, I'm not subscribed)
> Sorry can you please provide links to an advisory, code commit, or
> something so we have a reference?
trunk commit:
Bug report:

Later on will supply patches
for all vulnerable versions, and also link to the bug tracker and
related commits.


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