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Re: BRU Vulnerability


From: gavrie () NETMOR COM (Gavrie Philipson)
Date: Thu, 8 Jun 2000 09:28:48 +0300


root wrote:
BRU backup software Vulnerability:

        Description:
                You can change the log file BRU uses by changing the
                BRUEXECLOG environment variable. Since bru is setuid
                root you can append to any file on the system.

Why, am I wondering, would a sane person install BRU with setuid
permissions?
That's like installing tar with setuid permissions and wondering about
overwritten files.

On my systems, BRU words fine without any setuid/setgid perms.

Gavrie.

--
Gavrie Philipson
Netmor Applied Modeling Research Ltd.



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