Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 01 Mar 2000 13:01:24 -0700
From:      Warner Losh <imp@village.org>
To:        Andrey Novikov <scriber@webclub.ru>
Cc:        freebsd-security@FreeBSD.ORG
Subject:   Re: schg flag 
Message-ID:  <200003012001.NAA96951@harmony.village.org>
In-Reply-To: Your message of "Tue, 29 Feb 2000 21:40:00 %2B0300." <00022921443000.05868@novikov.web2000.ru> 
References:  <00022921443000.05868@novikov.web2000.ru>  

next in thread | previous in thread | raw e-mail | index | archive | help

In message <00022921443000.05868@novikov.web2000.ru> Andrey Novikov writes:
: Hello,
: 
: It seems to me that it will be more secure for my
: public server to say at least:
: 
: chflags schg /bin/*
: chflags schg /sbin/*
: chflags schg /usr/bin/*
: chflags schg /usr/sbin/*
: chflags schg /usr/local/bin/*
: chflags schg /usr/local/sbin/*
: 
: to prevent any troyans in my system binaries, am I wrong?

It will make the much less likely to happen, but you've forgotten all
the /etc/rc* scripts, which can be used to drive a torjan truck
through the secure level stuff.

: Would it confuse future makeworlds on that system?

Don't know.

Warner


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-security" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200003012001.NAA96951>