PunBB Automatic Image Upload with Thumbnails module uploadimg.php file upload
| punbb-uploadimg-file-upload (39150) |  Medium Risk |
Description:
The PunBB Automatic Image Upload with Thumbnails module could allow a remote attacker to upload arbitrary files, caused by improper validation of file extensions by the uploadimg.php script. By sending a specially-crafted HTTP request with a forged MIME type header, a remote attacker could upload a malicious file, which could allow the attacker to execute arbitrary code on the vulnerable system or 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, in order to steal the victim's cookie-based authentication credentials.
Platforms Affected:
- PunBB, PunBB 1.3.3
Remedy:
No remedy available as of August 30, 2008.
Consequences:
Gain Access
References:
- FortConsult Web site, punBB imgUpload extension at http://www.fortconsult.net/images/pdf/advisories/punBB_imgUpload.pdf.
- PunBB Web site, PunBB at http://punbb.org/.
- BID-26925: Automatic Image Upload with Thumbnails for PunBB 'uploadimg.php' Arbitrary File Upload Vulnerability
- CVE-2007-6527: uploadimg.php in the Automatic Image Upload with Thumbnails (imgUpload) module 1.3.2 for PunBB only verifies the Content-type field of uploaded files, which allows remote attackers to upload and execute arbitrary content via a file with a (1) JPG, (2) GIF, or (3) PNG MIME type.
- SA28138: PunBB Automatic Image Upload with Thumbnails Module File Upload
Reported:
Dec 18, 2007
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