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Article #722

Re: A security hole

#722
From: brad
Date: Thu, 10 Mar 1988 16:00
5 lines
657 bytes
Also watch out for "IFS=" in the shell with popen and setuid.  On
system V (not BSD), you can set IFS=/; export IFS and if it does a
popen("/xxx/yuyy", "w"); or "r", then all you need is a a program
called xxx in the current working directory.
Technical Details
Message-ID: <15000002@bradley>
Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!uwvax!oddjob!hao!ames!pacbell!att-ih!ihnp4!inuxc!iuvax!pur-ee!uiucdcs!bradley!brad
References: <120@pcsbst.UUCP>

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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!uwvax!oddjob!hao!ames!pacbell!att-ih!ihnp4!inuxc!iuvax!pur-ee!uiucdcs!bradley!brad
From: brad@bradley.UUCP
Newsgroups: comp.bugs.sys5
Subject: Re: A security hole
Message-ID: <15000002@bradley>
Date: 10 Mar 88 16:00:00 GMT
References: <120@pcsbst.UUCP>
Lines: 5
Nf-ID: #R:pcsbst.UUCP:120:bradley:15000002:000:244
Nf-From: bradley.UUCP!brad    Mar 10 10:00:00 1988