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Cross Site Printing: Printer Spamming

2008-01-09 22:16:31 by Editor in Help Net Security - Articles
 
Many network printers listen on port 9100 for a print job (RAW Printing or Direct IP printing). You can telnet directly to the printer port and enter text. Once you disconnect from the printer it will
 
Tags: printer, port, printer port, enter text, print job, telnet directly, network printers, direct, disconnect
 
 
 
 
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Process Doubling

2008-01-27 22:44:57 by RSnake in ha.ckers.org web application security lab
 
...telnet or something else for back and forth real-time communication. We already have root access, so its easy enough to start and stop the process. Its also fairly easy with some programming to create a switch in the code, to look for a different string and jump into a different mode. It could be a clever way around a fairly complex set of...
 
Tags: web server, fairly complex set, set, fairly straight forward, egress, fairly easy, fairly common occurrence, easy, firewall egress
 
 
 
 
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Fun Security Reading - 3

2008-05-15 14:11:00 by Dr Anton Chuvakin in Anton Chuvakin Blog -
 
...telnet and modems (no shit Rich Mogul drop-kicks GRC . Then kicks it in the balls . Then steps on it . Fun read, for sure Did somebody just utter "ROI"? Yeah - and that means katana blades sharpened, flamethrowers charged, pet trolls enraged :-) Yes, the beast is back - with a vengeance. Bruce Schneier hits it with +5 Flaming Blade, it...
 
Tags: security, fun security, security efficiency, data security compromise, fun, security chasm, risk, people perceive risk, academic security
 
 
 
 
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Remote access from behind a SonicWall firewall

2008-05-16 14:25:04 by Shahar Mor in WhatIs: Enterprise IT tips and expert advice
 
Firewall rules may be preventing remote connections from a PC to AS400. A common problem is iSeries emulation because it requires the signon port to be open (and not just the telnet port
 
Tags: signon port, firewall rules, iseries emulation, telnet port, remote connections, as400, common, requires
 
 
 
 
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Cloud This, Cloud That...

2008-05-20 18:48:00 by Dr Anton Chuvakin in Anton Chuvakin Blog -
 
...telnet as 'root' without any password" (this is where web security stands today , pretty much Second, can you make sure that only you will see the sensitive data (or even regulated data: PHI, credit cards, passwords, financials, etc)? Maybe, if you take care of it . As Mike R puts it : "Basically, you can't be sure anything is secure in the...
 
Tags: cloud, cloud based services, cloud based-services, in-the-cloud service, service, cloud provider screws, cloud provider, security, control physical security
 
 
 
 
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Minimizing the Attack Surface, Part 1

2008-06-24 19:09:34 by Chris Eng in Zero in a bit
 
...telnet on tcp/23 or ftp fon tcp/21. Others left you wondering, what the heck is listening on tcp/515 or tcp/7100? And remember, you couldnt ask Google because it didnt exist (well, maybe it did depending on when you got into security Your first real lesson about locking down a host was how to reduce its attack surface. You learned how to...
 
Tags: attack surface, custom web applications, web, services, prevent unnecessary services, unnecessary services, security, third-party libraries, fix security holes
 
 
 
 
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Virtualisation - Welcome Back to the 90s.

2008-07-03 06:37:00 by Allen Baranov, CISSP in Security Thoughts
 
...telnet (shell accounts), ftp and apache. All on the same box Security wasn't so tight in those days but it was usually good enough and the box could happily do what it needed to do Along came Microsoft and produced the idea of "one box - one service". You can't seriously consider running your domain controller as a file server. What are you...
 
Tags: server, file server, server box, box, mail server, mail, multiple applications, multiple, sql server
 
 
 
 
 
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Sergey Zarubin, 31yo
CISSP, CCSP
Moscow, Russia