MyBB attachment.php cross-site scripting
| mybb-attachment-xss (28587) |  Medium Risk |
Description:
MyBB is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the attachment.php script. A remote attacker could exploit this vulnerability using the 'aid' 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:
- MyBB, MyBB
Remedy:
Upgrade to the latest version of MyBB (1.1.8 or later), available from the MyBB Web site. See References.
Consequences:
Gain Access
References:
- BugTraq Mailing List, Fri Aug 25 2006 - 16:55:23 CDT , MyBB Html Injection ( XSS ) at http://archives.neohapsis.com/archives/bugtraq/2006-08/0495.html.
- MyBB Web site, MyBB at http://www.mybboard.net/.
- BID-19718: MyBB Multiple HTML Injection Vulnerabilities
- CVE-2006-4449: Cross-site scripting (XSS) vulnerability in attachment.php in MyBulletinBoard (MyBB) 1.1.7 and possibly other versions allows remote attackers to inject arbitrary web script or HTML via a GIF image that contains URL-encoded Javascript, which is rendered by Internet Explorer.
- SA21645: MyBB Avatar / Attachment Script Insertion Vulnerability
Reported:
Aug 25, 2006
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