bugtraq - Re: Unsecure Ftpd on HP PSC 2510 Printer

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Date: Fri, 12 Nov 2004 10:24:29 -0500
From: KF_lists <kf_lists@...netops.com>
To: Lawrence MacIntyre <macintyrelp@...l.gov>
Cc: Justin Rush <jrush@...ut.wisc.edu>, bugtraq@...urityfocus.com
Subject: Re: Unsecure Ftpd on HP PSC 2510 Printer


Nothing like someone using the memory on your printer to stash a few 
files...

http://www.phenoelit.de/hp/docu.html
-KF

Lawrence MacIntyre wrote:
> So why is this insecure?  Why is this different from port 631 (ipp) or
> port 515 (lpd)?  It's a printer.  You give it a file, it prints it.  The
> port or protocol it uses is immaterial...
> 
> On Wed, 2004-11-10 at 15:26 -0600, Justin Rush wrote:
> 
>>Product Name: HP PSC 2510
>>Summary: Ftp print service is not configurable
>>
>>	This printer comes with an ftp daemon which allows anonymous
>>access, and drops the user into a write only directory.  By default
>>anyone from anywhere can drop a file into this directory and the
>>printer will print the document.  There is no documentation about
>>this feature, nor is there anyway to change (enable/disable) it
>>via any of their software or on the printer itself.  HP Tech.
>>support says that if you don't want this feature then you should
>>hook up the printer as a local printer, however this printer
>>comes with both wireless and wired connectors on the back.
>>
>>Justin Rush
>>jrush@...ut.wisc.edu