oss-security - Re: CVE Request -- OpenDCHub v0.8.1 -- Stack overflow by handling a specially-crafted MyINFO message

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Date: Mon, 5 Apr 2010 21:01:20 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: Roshan Kumar Singh <roshansingh@...rs.sourceforge.net>,
        "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE Request -- OpenDCHub v0.8.1 -- Stack
 overflow by handling a specially-crafted MyINFO message


----- "Jan Lieskovsky" <jlieskov@...hat.com> wrote:

> Hi Steve, vendors
> 
>    (based on http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=576308)
> 
>    Pierre Nogues found a stack overflow flaw, in the way Open DC Hub
> sanitized content of user's MyINFO message. Remote attacker,
> with valid Open DC Hub account, could send a specially-crafted
> MyINFO message to another user / all users connected to particular
> Direct Connect network, leading into denial of service (opendchub
> crash) or, potentially, to arbitrary code execution with the
> privileges
> of the user running opendchub.
> 
> References:
>    [1]
> http://www.indahax.com/exploits/opendchub-0-8-1-remote-code-execution-exploit#more-600
>    [2] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=576308
>    [3] https://bugzilla.redhat.com/show_bug.cgi?id=579206
> 

Use CVE-2010-1147

Thanks.

-- 
    JB

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