MyBB editpost.php cross-site request forgery
| mybb-editpost-xs-request-forgery (27682) |  Medium Risk |
Description:
MyBB is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input by the editpost.php script. A remote attacker could exploit this vulnerability by embedding a specially-crafted URL request within BBCode IMG tags in a forum posting, which would allow the attacker to delete arbitrary forum postings when viewed by an administrator.
Platforms Affected:
- MyBB, MyBB 1.1.4 and prior
Remedy:
Upgrade to the latest version of MyBB (1.1.5 or later), available from the MyBB Web site. See References.
Consequences:
Gain Access
References:
- MyBB Web site, MyBB - Home at http://www.mybboard.com/.
- CVE-2006-3420: Cross-site request forgery (CSRF) vulnerability in editpost.php in MyBulletinBoard (MyBB) before 1.1.5 allows remote attackers to perform unauthorized actions as a logged in user and delete arbitrary forum posts via a bbcode IMG tag with a modified delete parameter in a deletepost action. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
- OSVDB ID: 26807: MyBulletinBoard (MyBB) editpost.php CSRF
- SA20659: MyBB editpost.php Cross-Site Request Forgery
Reported:
Jun 29, 2006
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For corrections or additions please email xforce@iss.net