Re: sudo and UNIXes

2013-11-03 Thread Joe Pfeiffer
Curt cu...@free.fr writes: On 2013-11-02, Joe Pfeiffer pfeif...@cs.nmsu.edu wrote: Again -- isn't basically equivalent to giving everyone uid=0. Permits someone who *has* sudo access to avoid retyping a password. Not only that. Permits someone who already has sudo access to continue

Re: sudo and UNIXes

2013-11-03 Thread Joe Pfeiffer
Reco recovery...@gmail.com writes: Hi. On Sat, 2 Nov 2013 11:46:48 -0500 Cybe R. Wizard cybe_r_wiz...@earthlink.net wrote: How about this bug: http://www.sudo.ws/sudo/alerts/sudo_debug.html Impact: Successful exploitation of the bug will allow a user to run arbitrary commands

Re: sudo and UNIXes

2013-11-02 Thread Curt
On 2013-11-02, Joe Pfeiffer pfeif...@cs.nmsu.edu wrote: Again -- isn't basically equivalent to giving everyone uid=0. Permits someone who *has* sudo access to avoid retyping a password. Not only that. Permits someone who already has sudo access to continue having such access indefinitely,

Re: sudo and UNIXes

2013-11-02 Thread Cybe R. Wizard
On Sat, 2 Nov 2013 15:34:13 + (UTC) Curt cu...@free.fr wrote: On 2013-11-02, Joe Pfeiffer pfeif...@cs.nmsu.edu wrote: Again -- isn't basically equivalent to giving everyone uid=0. Permits someone who *has* sudo access to avoid retyping a password. Not only that. Permits someone

Re: sudo and UNIXes

2013-11-02 Thread Curt
On 2013-11-02, Cybe R. Wizard cybe_r_wiz...@earthlink.net wrote: http://www.sudo.ws/sudo/alerts/sudo_debug.html Impact: Successful exploitation of the bug will allow a user to run arbitrary commands as root. Exploitation of the bug does not require that the attacker be listed in the

Re: sudo and UNIXes

2013-11-02 Thread Reco
Hi. On Sat, 2 Nov 2013 11:46:48 -0500 Cybe R. Wizard cybe_r_wiz...@earthlink.net wrote: How about this bug: http://www.sudo.ws/sudo/alerts/sudo_debug.html Impact: Successful exploitation of the bug will allow a user to run arbitrary commands as root. Exploitation of the bug

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-11-02 Thread Chris Bannister
On Thu, Oct 31, 2013 at 09:35:16PM +, Curt wrote: On 2013-10-31, Chris Bannister cbannis...@slingshot.co.nz wrote: So you could shoot kids in halloween costumes for illegally being on your property? Only if they've been through your underwear (_very_ puritanical country). If it was

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-11-01 Thread Curt
On 2013-10-31, Thierry Chatelet tchate...@free.fr wrote: On Thursday 31 October 2013 15:33:25 Bob Proulx wrote: Note that I didn't say that I *would* shoot them dead. Maybe shoot them just injured ? /Smilet/ Thierry Right, he would've just blown their kneecaps out so they couldn't run away

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-11-01 Thread Kent West
On Thu, Oct 31, 2013 at 4:33 PM, Bob Proulx b...@proulx.com wrote: What would any of us do if confronted by a burgler in the middle of the night while we were home and woken up from a sound sleep? Ceratinly a terrifying situation. Calm thinking does not happen at such times. Agreed. Even

Re: sudo and UNIXes

2013-11-01 Thread Joe Pfeiffer
Reco recovery...@gmail.com writes: On Mon, Oct 28, 2013 at 10:19:43AM -0600, Joe Pfeiffer wrote: Reco recovery...@gmail.com writes: You also have to add to the picture such a vulnerability, and I haven't noticed any. If we're speaking of public vulnerabilities: CVE-2010-0427.

Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-10-31 Thread Chris Bannister
On Mon, Oct 28, 2013 at 03:38:12PM -0600, Bob Proulx wrote: Case 1: I find that someone in my family who lives in my house has rumaged through my underwear drawer. A violation of trust has occurred. I am unhappy and will talk with them and give them a harsh lecture. This is not appropriate

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-10-31 Thread Neal Murphy
On Thursday, October 31, 2013 02:22:40 PM Chris Bannister wrote: On Mon, Oct 28, 2013 at 03:38:12PM -0600, Bob Proulx wrote: Case 1: I find that someone in my family who lives in my house has rumaged through my underwear drawer. A violation of trust has occurred. I am unhappy and will

Re: Only in America! ? (was ... Re: sudo and UNIXes

2013-10-31 Thread John Hasler
Chris Bannister writes: So you could shoot kids in halloween costumes for illegally being on your property? If you catch them in your bedroom rifling through your underwear, maybe. There is no state in the union where the mere fact that someone was trespassing is a valid murder defense. --

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-10-31 Thread Bob Proulx
Neal Murphy wrote: Chris Bannister wrote: Bob Proulx wrote: Case 1: I find that someone in my family who lives in my house has rumaged through my underwear drawer. A violation of trust has occurred. I am unhappy and will talk with them and give them a harsh lecture. This is not

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-10-31 Thread Curt
On 2013-10-31, Chris Bannister cbannis...@slingshot.co.nz wrote: So you could shoot kids in halloween costumes for illegally being on your property? Only if they've been through your underwear (_very_ puritanical country). -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org

Re: Only in America! ? (was ... Re: sudo and UNIXes

2013-10-31 Thread Doug
On 10/31/2013 05:02 PM, John Hasler wrote: Chris Bannister writes: So you could shoot kids in halloween costumes for illegally being on your property? If you catch them in your bedroom rifling through your underwear, maybe. There is no state in the union where the mere fact that someone

Re: Only in America! ? (was ... Re: sudo and UNIXes

2013-10-31 Thread John Hasler
Doug writes: In many (most?) states, you are only justified in using deadly force if you are threatened with bodily harm to yourself or your family. If you wake up in the middle of the night, see a stranger searching your dresser, and shoot him, you will almost certainly succeed in convincing a

Re: Only in America! ? (was ... Re: sudo and UNIXes (was: audacity export wma format[1 more question]))

2013-10-31 Thread Thierry Chatelet
On Thursday 31 October 2013 15:33:25 Bob Proulx wrote: Note that I didn't say that I *would* shoot them dead. Maybe shoot them just injured ? /Smilet/ Thierry -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-29 Thread Reco
On Mon, Oct 28, 2013 at 03:38:12PM -0600, Bob Proulx wrote: Reco wrote: And what about the end result ('user will get root privs')? They are different users. A remote user could be anyone. A local user is someone who is already known and has an account on the system and who has an

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-29 Thread Tom H
On Tue, Oct 29, 2013 at 1:17 AM, Bob Proulx b...@proulx.com wrote: Tom H wrote: The standard task installs both nfs-common and rpcbind. Aha! Apparently the ability to nfs mount in /etc/fstab is the root cause of the dependency chain that requires nfs-common and therefore portmapper. At a

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Tom H
On Sun, Oct 27, 2013 at 3:31 AM, Reco recovery...@gmail.com wrote: On Sat, 26 Oct 2013 21:50:23 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 9:16 PM, Reco recovery...@gmail.com wrote: Yes, but pfexec is not sudo. And privilege-aware Solaris shells are definitely not sudo

Re: sudo and UNIXes

2013-10-28 Thread Reco
On Sun, Oct 27, 2013 at 09:28:51PM -0600, Joe Pfeiffer wrote: Reco recovery...@gmail.com writes: True, you need to add to the picture that curious user who just read on Bugtraq or Full Disclosure about fresh vulnerability in sudo. Or that disgruntled user who needs /etc/system changed right

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Reco
On Mon, Oct 28, 2013 at 09:37:02AM -0400, Tom H wrote: On Sun, Oct 27, 2013 at 3:31 AM, Reco recovery...@gmail.com wrote: On Sat, 26 Oct 2013 21:50:23 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 9:16 PM, Reco recovery...@gmail.com wrote: Yes, but pfexec is not sudo.

Re: sudo and UNIXes

2013-10-28 Thread Lars Noodén
On 10/28/2013 03:47 PM, Reco wrote: On Sun, Oct 27, 2013 at 09:28:51PM -0600, Joe Pfeiffer wrote: [snip] You also have to add to the picture such a vulnerability, and I haven't noticed any. If we're speaking of public vulnerabilities: CVE-2010-0427. CVE-2013-1775 (allows bypass sudoders

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Reco
On Sun, Oct 27, 2013 at 08:15:43PM -0600, Bob Proulx wrote: Reco wrote: Oh. You mean that HP suddenly transformed to good fairies and stopped charging extra for aCC? Or IBM received an encrypted signal from their supervisors from Mars and did the same to vacc? And don't even mention Sun,

Re: sudo and UNIXes

2013-10-28 Thread Reco
On Mon, Oct 28, 2013 at 03:56:32PM +0200, Lars Noodén wrote: On 10/28/2013 03:47 PM, Reco wrote: On Sun, Oct 27, 2013 at 09:28:51PM -0600, Joe Pfeiffer wrote: [snip] You also have to add to the picture such a vulnerability, and I haven't noticed any. If we're speaking of public

Re: sudo and UNIXes

2013-10-28 Thread Joe Pfeiffer
Reco recovery...@gmail.com writes: On Sun, Oct 27, 2013 at 09:28:51PM -0600, Joe Pfeiffer wrote: Reco recovery...@gmail.com writes: True, you need to add to the picture that curious user who just read on Bugtraq or Full Disclosure about fresh vulnerability in sudo. Or that disgruntled

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Tom H
On Mon, Oct 28, 2013 at 1:51 PM, Reco recovery...@gmail.com wrote: On Mon, Oct 28, 2013 at 09:37:02AM -0400, Tom H wrote: On Sun, Oct 27, 2013 at 3:31 AM, Reco recovery...@gmail.com wrote: On Sat, 26 Oct 2013 21:50:23 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 9:16 PM, Reco

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Bob Proulx
Reco wrote: Bob Proulx wrote: And one must be careful of throwing stones. For example Debian does not provide a firewall by default. And it is debatable if it needs one. Many people don't configure one. Many people do. It all depends upon many things about the use case. I don't put

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Reco
On Mon, Oct 28, 2013 at 11:45:03AM -0600, Bob Proulx wrote: Reco wrote: Bob Proulx wrote: And one must be careful of throwing stones. For example Debian does not provide a firewall by default. And it is debatable if it needs one. Many people don't configure one. Many people do. It

Re: sudo and UNIXes

2013-10-28 Thread Reco
On Mon, Oct 28, 2013 at 10:19:43AM -0600, Joe Pfeiffer wrote: Reco recovery...@gmail.com writes: You also have to add to the picture such a vulnerability, and I haven't noticed any. If we're speaking of public vulnerabilities: CVE-2010-0427. Does not permit users outside of those

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Bob Proulx
Reco wrote: Bob Proulx wrote: Is 'rpcbind' installed by default? I will need to look. I wonder why it would be there? Part of a NFS client, I guess. Package is not marked as an essential one, though. Running a diskless client over NFS would be a curious trick without NFS support

Re: sudo and UNIXes

2013-10-28 Thread John Hasler
Bob Proulx writes: I just tried a minimum installation of Debian Wheezy in a VM and rpcbind was not installed. Are you sure it is installed by default? Rpcbind is priority standard. It is neither essential nor required. Thus whether it is installed by default or not depends on how you define

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Reco
On Mon, Oct 28, 2013 at 01:14:33PM -0600, Bob Proulx wrote: Reco wrote: Bob Proulx wrote: Is 'rpcbind' installed by default? I will need to look. I wonder why it would be there? Part of a NFS client, I guess. Package is not marked as an essential one, though. Running a diskless

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Bob Proulx
Reco wrote: And what about the end result ('user will get root privs')? They are different users. A remote user could be anyone. A local user is someone who is already known and has an account on the system and who has an established relationship and trust. Case 1: I find that someone in my

Re: sudo and UNIXes

2013-10-28 Thread Bob Proulx
John Hasler wrote: Bob Proulx writes: I just tried a minimum installation of Debian Wheezy in a VM and rpcbind was not installed. Are you sure it is installed by default? Rpcbind is priority standard. It is neither essential nor required. Thus whether it is installed by default or not

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Tom H
On Mon, Oct 28, 2013 at 7:14 PM, Bob Proulx b...@proulx.com wrote: Reco wrote: Bob Proulx wrote: Is 'rpcbind' installed by default? I will need to look. I wonder why it would be there? Part of a NFS client, I guess. Package is not marked as an essential one, though. Running a diskless

Re: sudo and UNIXes

2013-10-28 Thread John Hasler
Bob Proulx writes: I don't think rpcbind should be priority standard these days. I wonder if it would be possible to convince people that it should be demoted to installed only as a dependency instead. Or if it is needed to learn why it is still needed. Standard consists of packages that

portmapper / rpcbind installed by default (was: sudo and UNIXes)

2013-10-28 Thread Bob Proulx
John Hasler wrote: Bob Proulx writes: I don't think rpcbind should be priority standard these days. I wonder if it would be possible to convince people that it should be demoted to installed only as a dependency instead. Or if it is needed to learn why it is still needed. Standard

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-28 Thread Bob Proulx
Tom H wrote: The standard task installs both nfs-common and rpcbind. Aha! Apparently the ability to nfs mount in /etc/fstab is the root cause of the dependency chain that requires nfs-common and therefore portmapper. At a guess. Bob signature.asc Description: Digital signature

Re: portmapper / rpcbind installed by default (was: sudo and UNIXes)

2013-10-28 Thread Bob Proulx
Bob Proulx wrote: John Hasler wrote: Standard consists of packages that you would be surprised not to find on a UNIX system. But the portmapper is very closely associated with Sun RPC. If I have not installed anything in that family then I would not expect to find the portmapper

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-27 Thread Reco
Hi. On Sat, 26 Oct 2013 21:50:23 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 9:16 PM, Reco recovery...@gmail.com wrote: Yes, but pfexec is not sudo. And privilege-aware Solaris shells are definitely not sudo too. It might not be sudo but it's the same principle of

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-27 Thread Bob Proulx
Reco wrote: Bob Proulx wrote: Most of those systems ship very little by their vendors. I have used them for many years and almost all of the software that you will use on those systems will have been compiled and installed by the local admin. IMNHO they are mainly a good solid base upon

Re: sudo and UNIXes

2013-10-27 Thread Joe Pfeiffer
Reco recovery...@gmail.com writes: Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 9:16 PM, Reco recovery...@gmail.com wrote: Considering that primary usage of sudo is to provide controlled privilege escalation to uid=0, using unsupported (therefore - not updated unless local

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-26 Thread Tom H
On Fri, Oct 25, 2013 at 9:16 PM, Reco recovery...@gmail.com wrote: On Fri, 25 Oct 2013 20:28:57 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 7:41 PM, recovery...@gmail.com wrote: On Fri, 25 Oct 2013 12:31:55 -0600 Bob Proulx b...@proulx.com wrote: Sudo has been on HP-UX,

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread recoverym4n
Hi. On Fri, 25 Oct 2013 12:31:55 -0600 Bob Proulx b...@proulx.com wrote: Sudo has been on HP-UX, SunOS, Solaris, IBM AIX and others for many years. It isn't anything new. It is a good worthy tool. This is not entirely correct. Sudo is considered third-party software in HP-UX (HP merely

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Ralf Mardorf
This seems to be an unintended initiated thread by me :D. In the past I was against sudo, but nowadays I set up a root account (su) and sudo for my Linux and if I use Ubuntu I usually keep it as is, IOW just sudo, no root account. Security doesn't suffer from sudo, OTOH ich bin schmerzfrei as we

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Tom H
On Fri, Oct 25, 2013 at 7:41 PM, recovery...@gmail.com wrote: On Fri, 25 Oct 2013 12:31:55 -0600 Bob Proulx b...@proulx.com wrote: Sudo has been on HP-UX, SunOS, Solaris, IBM AIX and others for many years. It isn't anything new. It is a good worthy tool. This is not entirely correct.

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Bob Proulx
recovery...@gmail.com wrote: Bob Proulx wrote: Sudo has been on HP-UX, SunOS, Solaris, IBM AIX and others for many years. It isn't anything new. It is a good worthy tool. This is not entirely correct. Sudo is considered third-party software in HP-UX (HP merely builds it and doesn't

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Reco
On Fri, 25 Oct 2013 14:21:37 -0600 Bob Proulx b...@proulx.com wrote: recovery...@gmail.com wrote: Bob Proulx wrote: This is not entirely correct. Sudo is considered third-party software in HP-UX (HP merely builds it and doesn't install by default), AIX (not provided by IBM and therefore

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Reco
On Fri, 25 Oct 2013 20:28:57 + Tom H tomh0...@gmail.com wrote: On Fri, Oct 25, 2013 at 7:41 PM, recovery...@gmail.com wrote: On Fri, 25 Oct 2013 12:31:55 -0600 Bob Proulx b...@proulx.com wrote: Sudo has been on HP-UX, SunOS, Solaris, IBM AIX and others for many years. It isn't

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Ralf Mardorf
On Sat, 2013-10-26 at 01:07 +0400, Reco wrote: Passwords stored in a plain text files in a recyclebin (or on a sheet of paper under the keyboard). Female sysadmins wearing slips of paper on the forehead with passphrases: http://www.kingmatz.com/Bilder%202007/2009/mk/RIMG0206.JPG -- To

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Reco
On Fri, 25 Oct 2013 22:10:35 +0200 Ralf Mardorf ralf.mard...@alice-dsl.net wrote: In the past I was against sudo, but nowadays I set up a root account (su) and sudo for my Linux and if I use Ubuntu I usually keep it as is, IOW just sudo, no root account. Security doesn't suffer from sudo, OTOH

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Ralf Mardorf
On Sat, 2013-10-26 at 01:34 +0400, Reco wrote: Please tell that to that Lennart Poeterring guy who invented his own RealTimeGizmo for his beloved PulseAudio ;) Ok, now I'm able to resist. I love to be marxbrotherish, but with respect to the list, I try to fake, that I don't know who this girl

Re: sudo and UNIXes (was: audacity export wma format[1 more question])

2013-10-25 Thread Reco
On Fri, 25 Oct 2013 23:17:06 +0200 Ralf Mardorf ralf.mard...@alice-dsl.net wrote: On Sat, 2013-10-26 at 01:07 +0400, Reco wrote: Passwords stored in a plain text files in a recyclebin (or on a sheet of paper under the keyboard). Female sysadmins wearing slips of paper on the forehead with