oss-security - Re: CVE Request -- ClearSilver (neo_cgi) -- Format string flaw by processing CGI error messages in Python module

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Date: Sun, 27 Nov 2011 18:51:10 +0000
From: Colin Watson <cjwatson@...ian.org>
To: oss-security@...ts.openwall.com
Cc: "Steven M. Christey" <coley@...us.mitre.org>,
	Leo Iannacone <l3on@...ntu.com>
Subject: Re: CVE Request -- ClearSilver (neo_cgi) -- Format string flaw by
 processing CGI error messages in Python module

On Sun, Nov 27, 2011 at 06:21:15PM +0100, Jan Lieskovsky wrote:
>   a format string flaw was found in the Python CGI Kit (neo_cgi)
> module of ClearSilver, a language-neutral HTML templating system,
> processed certain input, leading to Common Gateway Interface (CGI)
> script errors. A remote attacker could provide a specially-crafted
> input, which once processed by an application, using the Python
> language API of ClearSilver neo_cgi module, could lead to that
> particular application crash, or, potentially arbitrary code
> execution with the privileges of the user running the application.

Thanks for responding to this.  FWIW, I've attached a copy of the
original mail I sent to a couple of security@ addresses about this
vulnerability.

-- 
Colin Watson                                       [cjwatson@...ian.org]

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