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Web Wiz Forums Directory traversal
From: admin () bugreport ir
Date: Wed, 23 Jan 2008 11:03:13 +0330
########################## WwW.BugReport.ir ###########################################
# # AmnPardaz Security Research Team # # Title: Web Wiz Forums(TM) # Vendor: http://www.webwizguide.com/ # Bug: Directory traversal # Vulnerable Version: 9.07 # Exploit: Available # Fix Available: No! Fast Solution is available. ################################################################################### #################### - Description: ####################Web Wiz Forums bulletin board system is the ideal forum package for your website's community.
#################### - Vulnerability: ####################Input passed to the FolderName parameter in "RTE_file_browser.asp" and "file_browser.asp" are not properly sanitised before being used. This can be exploited to list directories, list txt and list zip files through directory traversal attacks. Also, "RTE_file_browser.asp" does not check user's session and an unauthenticated attacker can perform this attack.
-POC: http://[WebWiz Forum]/RTE_file_browser.asp?look=&sub=\.....\\\.....\\\.....\\\ #################### - Fast Solution : #################### You can see below lines in "RTE_file_browser.asp" and "file_browser.asp" 'Stip path tampering for security reasons strSubFolderName = Replace(strSubFolderName, "../", "", 1, -1, 1) strSubFolderName = Replace(strSubFolderName, "..\", "", 1, -1, 1) strSubFolderName = Replace(strSubFolderName, "./", "", 1, -1, 1) strSubFolderName = Replace(strSubFolderName, ".\", "", 1, -1, 1) Only add this to them: strSubFolderName = Replace(strSubFolderName, "/", "\", 1, -1, 1) strSubFolderName = Replace(strSubFolderName, "\\", "\", 1, -1, 1) strSubFolderName = Replace(strSubFolderName, "..", "", 1, -1, 1) #################### - Credit : #################### Original Advisory: http://www.bugreport.ir/?/29 AmnPardaz Security Research & Penetration Testing Group Contact: admin[4t}bugreport{d0t]ir WwW.BugReport.ir WwW.AmnPardaz.com
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- Web Wiz Forums Directory traversal admin (Jan 23)