[222] in bugtraq
[8lgm]-Advisory-12.UNIX.suid_exec.27-Jul-1991
daemon@ATHENA.MIT.EDU ([8LGM] Security Team)
Mon Nov 28 03:43:27 1994
Date: Mon, 28 Nov 1994 02:39:33 GMT
From: "[8LGM] Security Team" <8lgm@bagpuss.demon.co.uk>
To: 8lgm-advisories@bagpuss.demon.co.uk, bugtraq@fc.net, cert@cert.org
This advisory has been sent to:
comp.security.unix
BUGTRAQ <bugtraq@fc.net>
CERT/CC <cert@cert.org>
===============================================================================
[8lgm]-Advisory-12.UNIX.suid_exec.27-Jul-1991
PROGRAM:
suid_exec (Provided with ksh)
VERSION:
11/16/88a
DESCRIPTION:
suid_exec can be used to execute arbitrary programs as root.
IMPACT:
Any user with access to suid_exec can become root.
REPEAT BY:
Exploit details will not be made available at this time.
FIX:
Obtain patch from your vendor.
WORKAROUND:
Remove set bit from suid_exec in the interim.
DISCUSSION:
suid_exec checks permissions on files in a poor manner,
and does not verify the interpreter used in a secure fashion.
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System Administrators are encouraged to contact us for any
other information they may require about the problems described
in this advisory.
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