FINDING A DOS BUG(STEP BY STEP).

HELLO ALL.

Welcome back ..

Bugname : Dos with longstrings.

What is the dos(denial of service).

Denial of Service (DoS) refers to a type of cyber-attack aimed at making a machine or network resource unavailable to its intended users. This is typically achieved by overwhelming the target with an excessive amount of traffic or requests, thereby disrupting legitimate access to services.

SO LETS SEE HOW I FINDED THIS BUG.

In my account creation page i entered required details.

Before clicking on Start free trail . i opened my burpsuite.

FoxyProxy turned on .

In burp i turned interception on.

After i clicked on Start free trail.

In burp suite i successfully intercepted that request and sened into repeter.

In repeter i changed my first name with a long random string with morethen 5000 characters.

You can see the responce before putting my payload.