Description
Multiple unrestricted file upload vulnerabilities in (1) media-upload.php, (2) media-upload-lncthumb.php, and (3) media-upload-sq_button.php in lib/admin/ in the OptimizePress theme before 1.61 for WordPress allow remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in images_comingsoon, images_lncthumbs, or images_optbuttons in wp-content/uploads/optpress/, as exploited in the wild in November 2013.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Metasploit 1 module
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WordPress OptimizePress Theme File Upload Vulnerability
exploit/unix/webapp/wp_optimizepress_upload
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://help.optimizepress.com/customer/portal/articles/1381790-important-optimizepress-1-0-security-update
- http://www.osirt.com/2013/11/wordpress-optimizepress-hack-file-upload-vulnerability/
- http://blog.sucuri.net/2013/12/wordpress-optimizepress-theme-file-upload-vulnerability.html
- 20131215 Re: WordPress OptimizePress Theme - File Upload Vulnerability mailing-list