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Vulnerabilities in Member Management System 2.1



#Title: Vulnerabilities in Member Management System 2.1
#Software:  Member Management System 2.1
#Vendor:  http://www.expinion.net/software/app_mms.asp
#Impact: Disclosure of authentication information, Disclosure of user information, Execution of arbitrary code via network, Modification of user and admin information, User access via network. #Underlying OS: Windows NT, Windows 2000, Windows 2003 or Windows XP Professional/Server. #Vendor Description: Quickly secure pages or portions of your web site from unregistered visitors. Easy to integrate security into existing sites! Login to admin to send 'Expiry Notices', upload & download user data, capture member activity, browser & os info, add optional fields, send subscriber newsletters, group & relate people, verify email addresses… #Vulnerabilities: Input Validation Holes Permit SQL Injection and Cross-Site Scripting Attacks. #SQL Injection# A problem of sanitation in resend.asp, news_view.asp, could lead an attacker to inject SQL code to manipulate and disclose information from the database. The same problem is present in administration site in more scripts.
Examples:
http://[host]/resend.asp?ID=[SQL query]
http://[host]/news_view.asp?ID=[SQL query] #Cross-Site Scripting# Another problem of sanitation permits an attacker inject a XSS in the register form (register.asp), this will be executed at the administration site permitting the attacker to modify or delete data. Also is possible a XSS attack in error.asp.
Example:
http://[host]/error.asp?err=";>[XSS]
Example to delete a user:
In the register form: "><iframe src=http://[host]/admin/user_del.asp?ID=[ID to delete]> #Solution:
Vendor contacted, the vulnerabilities will be addressed very soon.
Thanks to Vladimir S. Pekulas.
http://www.expinion.net/software/app_mms.asp #Credits: Manuel López. mantra@xxxxxxxx