full-disclosure - Re: Mozilla protocol abuse

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Date: Wed, 25 Jul 2007 21:10:31 +0200
From: Thor Larholm <seclists@...holm.com>
To: bugtraq@...security.net
Cc: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: Re: Mozilla protocol abuse

Mozilla is trying to hatch a list together in 
https://bugzilla.mozilla.org/show_bug.cgi?id=389106.

Your mileage will vary not due to the browser but due to your installed 
applications, which is where local file detection vulnerabilities come 
in handy.

Cheers
Thor Larholm

bugtraq@...security.net wrote:
> Does anyone know of a full list of Protocol handlers on the major browsers in a central location?
>
> - Robert
> http://www.cgisecurity.com/ Application Security news and more.
>
>  
>   
>> The Mozilla application platform currently has an unpatched input 
>> validation flaw which allows you to specify arbitrary command line 
>> arguments to any registered URL protocol handler process. Jesper 
>> Johansson already detailed parts of this on his blog on July 20, 
>> http://msinfluentials.com/blogs/jesper/. I wrote a vulnerability report 
>> on July 18 together with a proof-of-concept exploit that targeted 
>> Thunderbird 2.0.0.4.
>>
>> Thunderbird 2.0.0.5 was released on July 19 and incidentally fixed this 
>> specific attack vector through its "osint" command line flag. It is now 
>> 6 days later and people should have had time to update their Thunderbird 
>> installations, so I have decided to publish my vulnerability report 
>> together with the exploits as they detail how to handle XPI exploitation.
>>
>> The HTML version can be found at
>>
>> http://larholm.com/2007/07/25/mozilla-protocol-abuse/
>>
>> A ZIP file with the report and the XPI exploits can be found at
>>
>> http://larholm.com/media/2007/7/mozillaprotocolabuse.zip 
>>
>>
>> Cheers
>> Thor Larholm
>>
>> _______________________________________________
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>  
>
>
>   


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