Networker

[Networker] Security concerns with NMC?

2009-10-16 14:42:54
Subject: [Networker] Security concerns with NMC?
From: George Sinclair <George.Sinclair AT NOAA DOT GOV>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Fri, 16 Oct 2009 14:38:09 -0400
Hi,

I'm reposting my earlier message ("User/Group for NMC?") with a more specific subject.

Before installing the NMC software, I have some concerns about the user account that this will run under, specifically the fact that this package runs as a web server on whatever machine you install it on, if I understand correctly, yes? Makes me kinda nervous.

Anyway, this will be installed on the primary backup server, running Linux with NW 7.5SP1. The installation guide says:

"Specify a User/Group with limited privileges that NMC will use to run the web server. This must be a non-root user. For example, Linux operating systems have a default user/group [nobody/nobody] that can be used."

1. What would be considered a user with limited privileges? Any new user/group that you create that's not root (uid=0 or gid=0)?

2. Is anyone using a restricted shell for this? Would that even work or be of any security advantage?

3. How about a chrooted environment?

Thanks.

--
George Sinclair
Voice: (301) 713-3284 x210
- The preceding message is personal and does not reflect any official or unofficial position of the United States Department of Commerce -
- Any opinions expressed in this message are NOT those of the US Govt. -

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