Advisory: Cross-Site Scripting vulnerability in Icinga
Advisory ID: SSCHADV2011-005
Author: Stefan Schurtz
Affected Software: Successfully tested on: icinga-1.3.0 / icinga-1.4.0
Vendor URL: http://www.icinga.org
Vendor Status: Resolved
CVE-ID: CVE-2011-2179
==========================
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 ->
View Config -> Command Expansion -> To expand ->
or
http://www.example.com/icinga/cgi-bin/config.cgi?type=command&expand=
http://www.example.com/icinga/cgi-bin/config.cgi?type=command&expand=
=========
Solution:
=========
in config.c
< printf("To expand: | %s",command_args[0]);
> printf(" |
To expand: | %s",escape_string(command_args[0]));
This solution doesn't fix the whole problem - see https://dev.icinga.org/issues/1605#note-3 for more information
====================
Disclosure Timeline:
====================
01-Jun-2011 - informed developers
01-Jun-2011 - Release date of this security advisory
01-Jun-2011 - fixed - Target version: 1.4.1
01-Jun-2011 - post on BugTraq and Full-disclosure
========
Credits:
========
Vulnerability found and advisory written by Stefan Schurtz.
===========
References:
===========
http://www.icinga.org
https://dev.icinga.org/issues/1605
http://www.rul3z.de/advisories/SSCHADV2011-005.txt
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-2179
http://www.tenable.com/plugins/index.php?view=single&id=55163
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