webPromedium
Lab 301 — VaultLine — 2FA Bypass via Rate Limit Evasion
hackadvisor
Task: banking platform with 2FA using 3-digit OTP, rate limiter tracks attempts by request_id parameter. Solution: send empty request_id to bypass rate limiting while session maintains valid 2FA state, brute-force all 1000 OTP combinations.
$ ls tags/ techniques/
authentication_bypassapi_securityrate_limitingsession_management2fa_bypassbanking_platformotp_bruteforce
parameter_manipulationrate_limit_evasionotp_bruteforcesession_state_abuseempty_parameter_bypass
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