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Routers/PHICOMM
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| vendor:PHICOMM | |
| product:K2(PSG1218) | |
| version:V22.5.11.5 and earlier | |
| type:Remote Code Execution | |
| author:Ming Yuan | |
| institution:Beihang University | |
| Vulnerability description | |
| ------------------------- | |
| PHICOMM is an information communication domain equipment and service providers, products cover more than 70 countries. | |
| We find a RCE vulnerability in one of its router product after connecting to it. Details are as follows: | |
| There is a URL which anyone can access without credentials in an ajax function when you are able to access the router's WiFi. | |
| And then our automated vulnerability detection tool discovered a remote code execution in this url handling function in lighthttpd. | |
| POC: | |
| curl 'http://ip:port/*****.asp?action=set&MAC=1&IP=;&DeviceRename=1&isBind=1&ifType=reboot&BlockUser=-f;&UpMax=0&DownMax=0' | |
| This poc can reboot the router, resulting in a Dos. | |
| p.s.Given the vendor's security, we only provide parts of the URL. | |