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Cross-Site Scripting vulnerability in Nagios
From: sschurtz () t-online de
Date: Wed, 1 Jun 2011 08:38:05 -0600
Advisory: Cross-Site Scripting vulnerability in Nagios Advisory ID: SSCHADV2011-006 Author: Stefan Schurtz Affected Software: Successfully tested on: nagios 3.2.3 Vendor URL: http://www.nagios.org Vendor Status: informed CVE-ID: - ========================== Vulnerability Description: ========================== This is a Cross-Site Scripting vulnerability ================== Technical Details: ================== No input validation for "expand" in config.c(gi) View Config -> Command Expansion -> To expand -> <script>alert(String.fromCharCode(88,83,83))</script> View Config -> Command Expansion -> To expand -> <body onload=alert(666)> or http://www.example.com/nagios/cgi-bin/config.cgi?type=command&expand=<script>alert(String.fromCharCode(88,83,83))</script> http://www.example.com/nagios/cgi-bin/config.cgi?type=command&expand=<body onload=alert(666)> ========= Solution: ========= in config.c < printf("<TR CLASS='dataEven'><TD CLASS='dataEven'>To expand:</TD><TD CLASS='dataEven'>%s",command_args[0]);
printf("<TR CLASS='dataEven'><TD CLASS='dataEven'>To expand:</TD><TD CLASS='dataEven'>%s",escape_string(command_args[0]));
==================== Disclosure Timeline: ==================== 01-Jun-2011 - informed developers 01-Jun-2011 - Release date of this security advisory 01-Jun-2011 - post on BugTraq and Full-disclosure ======== Credits: ======== Vulnerability found and advisory written by Stefan Schurtz. =========== References: =========== http://www.nagios.org http://tracker.nagios.org/view.php?id=224 http://www.rul3z.de/advisories/SSCHADV2011-006.txt
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- Cross-Site Scripting vulnerability in Nagios sschurtz (Jun 01)