Onnac error404.html cross-site scripting
| onnac-error-xss (31795) |  Medium Risk |
Description:
Onnac (Oh no! Not another CMS) is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the error404.html page. A remote attacker could exploit this vulnerability using the error_url parameter to inject malicious script into a Web page which would be executed in a victim's Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
Platforms Affected:
- Onnac, Onnac prior to 0.0.8.5
Remedy:
Upgrade to the latest version of Onnac (0.0.8.4 or later), available from the SourceForge.net Web site. See References.
Consequences:
Gain Access
References:
- SourceForge.net, Security Advisory: Onnac v0.0.8.5 released at http://sourceforge.net/forum/forum.php?forum_id=655260.
- BID-22256: Onnac Error Handling Function Cross-Site Scripting Vulnerability
- CVE-2007-0552: Cross-site scripting (XSS) vulnerability in install/default/error404.html in Oh no! Not another CMS (Onnac) 0.0.8.4 and earlier allows remote attackers to inject arbitrary web script or HTML via the error_url parameter.
- VUPEN/ADV-2007-0347: Onnac error_url Parameter Handling Client-Side Cross Site Scripting Vulnerability
Reported:
Jan 16, 2007
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For corrections or additions please email xforce@iss.net