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Message-ID: <1100274666.6881.67.camel@localhost.localdomain> Date: Fri, 12 Nov 2004 10:51:06 -0500 From: Lawrence MacIntyre <macintyrelp@...l.gov> To: KF_lists <kf_lists@...netops.com> Cc: Justin Rush <jrush@...ut.wisc.edu>, bugtraq@...urityfocus.com Subject: Re: Unsecure Ftpd on HP PSC 2510 Printer Hmmm... The description in the original message (contained below) states that it has a write-only directory. I see the problem if you remove the write-only part;-) On Fri, 2004-11-12 at 10:47 -0500, KF_lists wrote: > Excuse me... Hijetter.exe uses port 9100 to dump files off... however > you CAN retrieve them via port 21 AFTER dumping them off via port 9100. > > -KF > > Lawrence MacIntyre wrote: > > A write-only ftp server doesn't seem like a good place to do that since > > you can't get them back out... > > > > (nice try, though...) > > > > KF_lists wrote: > > > >> 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 > >>> > >>> > > -- Lawrence MacIntyre 865.574.8696 macintyrelp@...l.gov Oak Ridge National Laboratory High Performance Information Infrastructure Technology Group AKO: lawrence.macintyre@...army.mil SIPRNet: macintyrelp@...l.doe.sgov.gov
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