full-disclosure - Microsoft's Explorer and Internet Explorer long share name buffer overflow.

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From: kf_lists at secnetops.com (KF (lists))
Subject: Microsoft's Explorer and Internet Explorer
 long share name buffer overflow.

smbd aparantly likes them to be a 256 chars or less aparantly. =]

Apr 27 18:26:39 CloneRiot smbd[2670]:   ERROR: string overflow by 1 (256 
- 255) in safe_strcpy [AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA]

-KF

Lan Guy wrote:

> http://lists.samba.org/archive/jcifs/2003-February/001782.html
>
> Even people like Christopher Hertel
> http://ietf.cnri.reston.va.us/internet-drafts/draft-crhertel-smb-url-06.txt 
>
> don't know the maximum limit of a share name.
> I always thought that the protocol could not have more than 127 
> charaters in a single share name length.
>
> In any case Explorer should not crash.
> Lan Guy
>
> ----- Original Message ----- From: "KF (lists)" <kf_lists@...netops.com>
> To: <bugtraq@...urityfocus.com>
> Cc: <full-disclosure@...ts.netsys.com>
> Sent: Thursday, April 29, 2004 2:55 AM
> Subject: Re: [Full-Disclosure] Microsoft's Explorer and Internet 
> Explorer long share name buffer overflow.
>
>
>> I would say they lied myself... I have all patches from Windows 
>> update installed including all the optional ones... still crashes for 
>> me and still tears up the EIP and EBP. My IE advertises itself as: 
>> 6.0.2800.1106 SP1; Q837009;Q8832894:Q831167 , The OS is Win2k Server 
>> 5.00.2195 SP4.
>>
>> Thus far I have been unable to locate a good unicode return 
>> address... but thats not to say there is not one there. =] . For 
>> those of you wondering smb.conf DOES allow for characters like \x90 
>> and other things of that nature.
>>
>> enjoy.
>>
>> -KF
>>
>>
>> Paul Szabo wrote:
>>
>>>
>>> Anyway, http://support.microsoft.com/?kbid=322857 lies when it says 
>>> this is
>>> fixed in W2kSP4; or maybe that KB article refers to a different 
>>> problem: it
>>> say the error should be "Access Violation", I got "Program Error".
>>>
>>> Cheers,
>>>
>>> Paul Szabo - psz@...hs.usyd.edu.au 
>>> http://www.maths.usyd.edu.au:8000/u/psz/
>>> School of Mathematics and Statistics  University of Sydney   2006 
>>> Australia
>>>
>>>
>>
>> _______________________________________________
>> Full-Disclosure - We believe in it.
>> Charter: http://lists.netsys.com/full-disclosure-charter.html
>>
>
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.netsys.com/full-disclosure-charter.html
>