Security Advisory - Curesec Research Team 1. Introduction Affected Product: FUDforum 3.0.6 Fixed in: not fixed Fixed Version Link: n/a Vendor Website: http://fudforum.org/forum/ Vulnerability Type: LFI Remote Exploitable: Yes Reported to vendor: 04/11/2016 Disclosed to public: 11/10/2016 Release mode: Full Disclosure CVE: n/a Credits Tim Coen of Curesec GmbH 2. Overview FUDforum is forum software written in PHP. In version 3.0.6, it is vulnerable to local file inclusion. This allows an attacker to read arbitrary files that the web user has access to. Admin credentials are required. 3. Details CVSS: Medium 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N Description: The "file" parameter of the hlplist.php script is vulnerable to directory traversal, which allows the viewing of arbitrary files. Proof of Concept: http://localhost/fudforum/adm/hlplist.php?tname=default&tlang=./af&&SQ= 4b181ea1d2d40977c7ffddb8a48a4724&file=../../../../../../../../../../etc/passwd 4. Solution This issue was not fixed by the vendor. 5. Report Timeline 04/11/2016 Informed Vendor about Issue (no reply) 09/14/2016 Reminded Vendor (no reply) 11/10/2016 Disclosed to public Blog Reference: https://www.curesec.com/blog/article/blog/FUDforum-306-LFI-167.html -- blog: https://www.curesec.com/blog tweet: https://twitter.com/curesec Curesec GmbH Curesec Research Team Josef-Orlopp-StraAe 54 10365 Berlin, Germany