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HP-UX 11.0 /usr/lbin/rwrite

daemon@ATHENA.MIT.EDU (bt@delfi.lt)
Fri May 2 15:28:48 2003

Message-ID: <20030502171653.22974.qmail@dezdemonijus.delfi.lt>
To: bugtraq@securityfocus.com
From: bt@delfi.lt
Date: Fri, 2 May 2003 20:16:53 +0300
Content-type: text/plain; charset=windows-1257

Hi!

There is a vulnerability in /usr/lbin/rwrite on HP-UX 11.0 (other versions might be vulnerable too).

/usr/lbin/rwrite is installed setuid to root by default.

$ /usr/lbin/rwrite something `perl -e 'print "A" x 14628'` something
Segmentation fault

Solution : remove setuid bit until patch is available.

Tried to contact security-alert@hp.com , got "Client rejected. Access denied".

Bye,

bt@delfi.lt
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