Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Dariusz Pietrzak
ftp == good enough for public upload and download in a chroot environment. scp == the preferred method for data transfer between machines. Nearly as fast on semi-modern machines. pscp == the windows equivalent for regault *NIXX scp. These are fashion statements. What is wrong with

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Daniel Pittman
On 28 Sep 2004, Dariusz Pietrzak wrote: ftp == good enough for public upload and download in a chroot environment. scp == the preferred method for data transfer between machines. Nearly as fast on semi-modern machines. pscp == the windows equivalent for regault *NIXX scp. What is wrong

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Dariush Pietrzak
I don't know what you imagine is encrypted in FTP, though, since that is not part of the specification or the standard implementations. oh, not part of THIS: http://www.ietf.org/rfc/rfc2246.txt specification? that is like, what, 5 years old? Well, what about this:

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Daniel Pittman
On 28 Sep 2004, Dariush Pietrzak wrote: I don't know what you imagine is encrypted in FTP, though, since that is not part of the specification or the standard implementations. oh, not part of THIS: http://www.ietf.org/rfc/rfc2246.txt specification? that is like, what, 5 years old? Why, no.

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Dariush Pietrzak
Why, no. That specification being for TLS, it has very little to do correct, sorry, I pasted wrong link, http://www.faqs.org/ftp/internet-drafts/draft-murray-auth-ftp-ssl-13.txt but still, this draft is already several years old, I wrote perl ftp client based on it ~1 year ago, last time I

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread David Stanaway
On Sun, 2004-09-26 at 18:58 -0600, s. keeling wrote: No-one should have to apologise for warning against bad security practices. $DEITY knows the Windows crowd doesn't care about it, but we're better than that, right? One unpatched Microsh*t box in your LAN, and one nitwit using IE, and your

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Phillip Hofmeister
On Mon, 27 Sep 2004 at 04:08:38PM -0400, Greg Folkert wrote: I have no problems with scp, best part there isn't the mistaken problem of transfer in ASCII mode, when it should be in IMAGE mode (or BINARY mode) or Vice-Versa. ASCII mode actually serves a purpose when you are communicating with

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Phillip Hofmeister
On Tue, 28 Sep 2004 at 03:23:15AM -0400, Daniel Pittman wrote: Fast I would concede, and easy is a matter of taste, mostly. I don't know what you imagine is encrypted in FTP, though, since that is not part of the specification or the standard implementations. Unless you run an SSL-enhanced

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Adam Majer
Dale Amon wrote: The question asked was why is anyone still using telnet when there is ssh. [snip] So no, I was not replying about Debian fixes, I was replying to the general question of 'why telnet at all'. I know I will open a can of worms here, but telnet might actually be a better

Re: telnetd vulnerability from BUGTRAQ

2004-09-28 Thread Russell Martin
--- Adam Majer [EMAIL PROTECTED] wrote: I know I will open a can of worms here, but telnet might actually be a better solution than ssh if you are using IPSec. I would say IPSec obsoletes ssh in favour of telnet. The reasoning behind using ssh, even when using IPSec, is a simple matter of

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Matt Zimmerman
On Mon, Sep 27, 2004 at 12:59:28PM +0100, Steve Kemp wrote: On Mon, Sep 27, 2004 at 01:17:47PM +0200, Milan Jurik wrote: Yes, it's time to look at the sources and find the truth. This appears to have been addressed by the patch in DSA-070-1, so you should be able to apply that to

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Greg Folkert
On Mon, 2004-09-27 at 09:24 +0200, Dariush Pietrzak wrote: The point remains that while telnet/ftp should be treated as deprecated Why is that exactly? There is no replacement for ftp, and I don't know of any problems with it? Please enlighten me. ftp == good enough for public upload and

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Jan Minar
On Mon, Sep 27, 2004 at 04:08:38PM -0400, Greg Folkert wrote: On Mon, 2004-09-27 at 09:24 +0200, Dariush Pietrzak wrote: The point remains that while telnet/ftp should be treated as deprecated Why is that exactly? There is no replacement for ftp, and I don't know of any problems with it?

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Rick Moen
Quoting Jan Minar ([EMAIL PROTECTED]): Unfortunately, scp requires a shell access http://www.sublimation.org/scponly/ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread David Ramsden
On Mon, Sep 27, 2004 at 02:54:49PM -0700, Rick Moen wrote: Quoting Jan Minar ([EMAIL PROTECTED]): Unfortunately, scp requires a shell access http://www.sublimation.org/scponly/ I've been using scponly for a while now as a replacement for FTP. Never had any complaints or problems. I

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Jan Minar
On Mon, Sep 27, 2004 at 02:54:49PM -0700, Rick Moen wrote: Quoting Jan Minar ([EMAIL PROTECTED]): Unfortunately, scp requires a shell access http://www.sublimation.org/scponly/ Of course, but this is even more non-standard then ssh proper, and a recent project, so no scponly in woody btw.

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Milan Jurik
Hi, so, again, for some locked people. There is maybe an application in Debian which is remotely exploitable. This application will be probably also in the next stable release. This thread is about this situation. I (and some other people) use telnetd only in very specific situations where

Re: telnetd vulnerability from BUGTRAQ

2004-09-27 Thread Steve Kemp
On Mon, Sep 27, 2004 at 01:17:47PM +0200, Milan Jurik wrote: Yes, it's time to look at the sources and find the truth. This appears to have been addressed by the patch in DSA-070-1, so you should be able to apply that to current sources with a small amount of work. Although the

Re: telnetd vulnerability from BUGTRAQ

2004-09-26 Thread Jose Luis Domingo Lopez
On Friday, 24 September 2004, at 16:15:09 -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. Yes, many people have a curious sense of computer security. They ask for mega-cool (and MEGA

Re: telnetd vulnerability from BUGTRAQ

2004-09-26 Thread Jose Luis Domingo Lopez
On Saturday, 25 September 2004, at 10:34:43 -0500, hanasaki wrote: When IPSEC is being used, telnet works the same; however is secure because it, like all traffic, is sent over a transparent tunnel. But an IPsec tunnel encrypts traffic just between the tunnel endpoints. But this need not to

Re: telnetd vulnerability from BUGTRAQ

2004-09-26 Thread Lee Sheridan
On Sat, Sep 25, 2004 at 12:13:26PM +0200, Jan Minar wrote: On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. I've been told telnet *does* make a lot of

Re: telnetd vulnerability from BUGTRAQ

2004-09-26 Thread Rick Moen
Quoting Milan Jurik ([EMAIL PROTECTED]): The question isn't if stop using telnet. The question is why Debian's telnetd is still vunerable. I'd apologise for the off-topic digression -- if I thought I'd given offence. ;- -- Cheers,A raccoon tangled with a 23,000 volt line, today.

Re: telnetd vulnerability from BUGTRAQ

2004-09-26 Thread s. keeling
Incoming from Rick Moen: Quoting Milan Jurik ([EMAIL PROTECTED]): The question isn't if stop using telnet. The question is why Debian's telnetd is still vunerable. I'd apologise for the off-topic digression -- if I thought I'd given offence. ;- No-one should have to apologise for

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Richard A Nelson
In the non-unix world, telnet is still a necessity :( Yes, I have putty on *my* windows boxen... But there are still significant numbers of boxes that I use - MVS/VM (z/OS), W2k, etc. that require me to allow directed telnet to my laptop/workstation. Just because there is a H2 on the block,

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Rick Moen
Quoting Richard A Nelson ([EMAIL PROTECTED]): Yes, I have putty on *my* windows boxen... But there are still significant numbers of boxes that I use - MVS/VM (z/OS)... OpenSSH works on MVS. See: http://www.stdnet.com/uploads/media/MOVEit-DMZ-Compatible-Clients.PDF. , W2k, etc. Innumerable

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Jan Minar
On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. I've been told telnet *does* make a lot of sense where IPSEC is set up. Cheers, -- Jan

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread hanasaki
Jan Minar wrote: On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. I've been told telnet *does* make a lot of sense where IPSEC is set up. Cheers, When IPSEC

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Richard A Nelson
On Sat, 25 Sep 2004, Rick Moen wrote: Quoting Richard A Nelson ([EMAIL PROTECTED]): Yes, I have putty on *my* windows boxen... But there are still significant numbers of boxes that I use - MVS/VM (z/OS)... OpenSSH works on MVS. See:

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Rick Moen
Quoting Richard A Nelson ([EMAIL PROTECTED]): [Snip MVS mainframe priesthood standing in way of OpenSSH installation.] I typically use cygwin on *MY* laptop, but when away from that - I try not to install random software on other's boxen The usual remedy is to pull down putty.exe (tiny) and

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Dale Amon
On Sat, Sep 25, 2004 at 10:34:43AM -0500, hanasaki wrote: Jan Minar wrote: On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. I've been told telnet *does*

Re: telnetd vulnerability from BUGTRAQ

2004-09-25 Thread Milan Jurik
Hi, On Sat, 25 Sep 2004, Rick Moen wrote: Quoting Richard A Nelson ([EMAIL PROTECTED]): The point remains that while telnet/ftp should be treated as deprecated when feasible, sometimes there just aren't alternatives. My entire document (http://linuxmafia.com/ssh) is devoted to

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread s. keeling
Incoming from James Renken: Greetings, I noticed the message below on BUGTRAQ last weekend, reporting a remote root compromise in telnetd. I haven't seen any discussion of this on the list archives, nor a new DSA. Am I missing something? Is anyone still using telnet when there's ssh?

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread Dale Amon
On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. Unfortuneately if you use Cisco gear you are pretty much stuck. Some of the older stuff just doesn't have

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread Matthew Palmer
On Fri, Sep 24, 2004 at 11:24:54PM +0100, Dale Amon wrote: On Fri, Sep 24, 2004 at 04:15:09PM -0600, s. keeling wrote: Is anyone still using telnet when there's ssh? Why? I wouldn't even use it inside my own firewalled LAN. ssh is just better. Unfortuneately if you use Cisco gear you

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread James Renken
On Fri, 24 Sep 2004, s. keeling wrote: I noticed the message below on BUGTRAQ last weekend, reporting a remote root compromise in telnetd. I haven't seen any discussion of this on the list archives, nor a new DSA. Am I missing something? Is anyone still using telnet when there's ssh?

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread Dale Amon
On Sat, Sep 25, 2004 at 08:28:13AM +1000, Matthew Palmer wrote: Cisco gear contains the Debian telnetd? And if that's true, how would us releasing a DSA for it necessarily help all the Cisco routers out there. We're not talking about the general intelligence of using telnet (or, at least,

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread Rick Moen
Quoting James Renken ([EMAIL PROTECTED]): Agreed - but some of my customers, even after I've pointed out the risks, just don't want to go through the trouble of changing from their preferred Telnet programs. ObNivenAndPournelle: Think of it as evolution in action. -- Cheers, Rick Moen

Re: telnetd vulnerability from BUGTRAQ

2004-09-24 Thread Peter McAlpine
On Fri, 2004-09-24 at 18:35, Dale Amon wrote: On Sat, Sep 25, 2004 at 08:28:13AM +1000, Matthew Palmer wrote: Cisco gear contains the Debian telnetd? And if that's true, how would us releasing a DSA for it necessarily help all the Cisco routers out there. We're not talking about the