1/10/2024 0 Comments Vbulletin exploit coderunner 3The parameter 'allowedDomain' has been sanitised with a REGEX to prevent malicious javascript being passed in a query string. VBulletin Options -> Server Settings and Optimization Optionsĭ) You may also need to clear your browser cache and/or vBulletin cache (Maintenance ->Clear system cache) if you have performed the above steps correctly but clicking the Upload button still does nothing. Options -> Message Attachment Options -> Asset Manager - Enable -> Select "Yes, Flash Upload by Default"Ĭ) Make sure you are NOT using remote YUI clientscript/yui/uploader/assets/uploader.swfī) Make sure the flash uploader is enabled in the Admin Control Panel zip file and replace your existing file here: The YUI source used is provided freely by Yahoo to whom I give full credit.Ī) Extract uploader.swf from the. ![]() An additional potential exploit has also been fixed by disabling a parameter not used by vBulletin. This modification is a recompiled version of uploader.swf with the above exploit fixed. If you do this, however, and rely solely on the Ajax uploader you will not be able to select multiple files without further modifications. VBulletin's recommended fix is to replace the file with an empty file of the same name. Yahoo recommends that the file is removed as the flash uploader has been deprecated. This file is part of the Yahoo YUI 2 Library which is end of life and Yahoo have stated that they will not be fixing it. This is a patched version of YUI 2.9.0 uploader.swf as used by vBulletin 4.x for managing multiple file uploads.Īn exploit was found in the flash uploader (uploader.swf) file supplied with vBulletin 4.x. UPDATE Dec 2014: 4.2.2 PL2, 4.2.2 P元 and 4.2.3 core download packages from vBulletin now include this patched version of uploader.swf as standard.
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