Messages in this thread | | | From | (Peter Benie) | Subject | Re: Capabilities | Date | Fri, 11 Feb 2000 09:35:58 +0000 |
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Brandon S. Allbery KF8NH writes ("Re: Capabilities "): > In message <E12Iwlj-0004MM-00@taurus.cus.cam.ac.uk>, Peter Benie writes: > | If you can bind to low numbered ports, you can fake credentials for > | rsh or rlogin. From there, you can get to root on many machines > > I can do that from a Windows PC, if necessary spoofing packets from a > legitimate host. So? > > Anyone who doesn't disable or severely restrict the r-commands is begging > for trouble: *they* are the security holes here, not CNBS.
I wish people would keep repeating that argument. There are plenty of environments where the r-utilities are perfectly safe, such as between hosts in a machine room, where the room has a lock, a burglar alarm, and random people can't just plug PCs into the network.
Peter
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