brute-force-attack

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0 5/10

A brute-force attack vulnerability was discovered in Oculus identity verification during username changes, where the lack of rate limiting allowed an attacker to enumerate 6-digit OTP codes and distinguish valid codes from invalid ones by analyzing response length differences (840 bytes for valid, 1152 for invalid).

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medium.com · devanshbatham/Awesome-Bugbounty-Writeups · 22 hours ago · details
0 4/10

A researcher discovered an OTP brute-force vulnerability in a login mechanism where a 6-digit OTP lacked rate limiting, allowing attackers to enumerate valid codes through direct iteration and achieve account takeover. The vulnerability was exploited by writing a custom script that systematically tested OTP combinations and replaced session cookies to gain unauthorized access.

Th3Y0ungM0nk BurpSuite Intruder EditThisCookie
medium.com · devanshbatham/Awesome-Bugbounty-Writeups · 22 hours ago · details