BugTraq
Re: Decompression Bombs [...missed something] Feb 06 2004 05:55PM
Bipin Gautam. (door_hunt3r blackcodemail com) (1 replies)
In-Reply-To: <401FD489.8070602 (at) aerasec (dot) de [email concealed]>

isn't the concept same as the one I produced 3 months ago in...

http://www.securityfocus.com/bid/8572/info/

indeed the replica... of my old concept!

[... fine, A new class of bug! & in the wild AGAIN ]

>As a followup to http://www.securityfocus.com/bid/9393/, where we

>pointed out vulnerabilities of some antivirus-gateways while

>decompressing bzip2-bombs, we were interested in the behaviour of

>various applications that process compressed data.

>

>>We've created several bombs (bzip2, gzip, zip, mime-embedded bombs, png

>and gif graphics, openoffice zip bombs). With these we tested some more

>applications like additional antivirus engines, various web browsers,

>openoffice.org, and the Gimp.

>

>As a result, much more applications as we thought crashed. The

>manufacturers of software should care more about the processing of

>untrusted input.

>

>For details see our full advisory, written by Dr. Peter Bieringer:

>http://www.aerasec.de/security/advisories/decompression-bomb-vulnerabil
ity.html

[ reply ]
Re: Decompression Bombs [...missed something] Feb 07 2004 06:56PM
Andreas Marx (amarx gega-it de)


 

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