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8lgm-09.txt

8lgm-09.txt
Posted Sep 23, 1999

8lgm-09.txt

SHA-256 | ac916b024113e113062badf0e451dc5e29623a7c34f9433002ce2c38d9980a90

8lgm-09.txt

Change Mirror Download

This advisory has been sent to:

comp.security.unix

BUGTRAQ <bugtraq@fc.net>
CERT/CC <cert@cert.org>

===========================================================================
[8lgm]-Advisory-9.UNIX.urestore.10-Feb-1993

PROGRAM:

urestore(1)

KNOWN VULNERABLE OS's:

SVR4/i386 4.0.3
Potentially any SVR4 including urestore(1)

DESCRIPTION:

urestore(1) can be used to create or overwrite files anywhere
on the filesystem.

IMPACT:

Any user with access to urestore(1) can become root.

REPEAT BY:

Exploit details will not be made available, until patches have
been provided.

FIX:

Contact your vendor for a fix.

WORKAROUND:

In the meantime, limit access to urestore by changing mode on
/sbin/restore.

FEEDBACK AND CONTACT INFORMATION:

8lgm-bugs@bagpuss.demon.co.uk (To report security flaws)

8lgm-request@bagpuss.demon.co.uk (Mailing list additions -
processed automatically;
just send any message)

8lgm@bagpuss.demon.co.uk (Everything else)

System Administrators are encouraged to contact us for any
other information they may require about the problems described
in this advisory.

We welcome reports about which platforms this flaw does or does
not exist on.

NB: 8lgm-bugs@bagpuss.demon.co.uk is intended to be used by
people wishing to report which platforms/OS's the bugs in our
advisories are present on. Please do *not* send information on
other bugs to this address - report them to your vendor and/or
comp.security.unix instead.

8LGM MAILING LIST:

Send any message to 8lgm-request@bagpuss.demon.co.uk and the
address you mail from will automatically be added to the list.

If you need to subscribe to an address you cannot mail from
(eg an alias), send mail to 8lgm@bagpuss.demon.co.uk and request
to be added to the list. Due to our mail volume, we appreciate
it if you can use 8lgm-request instead; thus if you need to
subscribe an alias, please look into using, say sendmail -f,
if possible.

8LGM FILESERVER:

All [8LGM] advisories may be obtained via the [8LGM] fileserver.
For details, 'echo help | mail 8lgm-fileserver@bagpuss.demon.co.uk'
===========================================================================
--
-----------------------------------------------------------------------
$ echo help | mail 8lgm-fileserver@bagpuss.demon.co.uk (Fileserver help)
8lgm-bugs@bagpuss.demon.co.uk (To report security flaws)
8lgm-request@bagpuss.demon.co.uk (Request to be added to list)
8lgm@bagpuss.demon.co.uk (General enquiries)


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