Astro - Information Disclosure Detection

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Astro versions v5."""

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


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'Astro - Information Disclosure Detection',
        'description': 'Astro versions v5.0.3 through v5.0.7 and Astro v4.16.17 or older with sourcemaps enabled contain a source code disclosure caused by sourcemap files being publicly accessible in the build output folder, letting unauthenticated users read server source code, exploit requires sourcemaps to be enabled.',
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2024', 'astro', 'sourcemap', 'exposure', 'vkev'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 2,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.3,
            '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': 'admin_surface',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': ['auxiliary/scanner/http/login_page_detector'],
            },
        },
        'references': [
            'https://github.com/withastro/astro/security/advisories/GHSA-49w6-73cw-chjr',
            'https://nvd.nist.gov/vuln/detail/CVE-2024-56159',
        ],
        'cve': 'CVE-2024-56159',
    }

    def run(self):
        for path in ('/pages/index.astro.mjs.map', '/index.astro.mjs.map'):
            r = self.http_request(method="GET", path=path, allow_redirects=False)
            if not r or r.status_code != 200:
                continue
            body = r.text or ""
            body_all = ('"version":', '"sources":', '"sourcesContent":', '.astro',)
            if (all(m in body for m in body_all)):
                self.set_info(
                    severity='medium',
                    reason="Astro - Information Disclosure detected",
                    path=path,
                )
                return True
        return False