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AD unconstrained delegation

🗓️ 05 Mar 2026 18:54:26Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 1 Views

KittySploit module to detect computers and users trusted for unconstrained delegation.

Refs
Code
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Detect unconstrained delegation (computers and users)."""

from kittysploit import *
from lib.protocols.ldap.ad_client import Ad_client

class Module(Scanner, Ad_client):
    __info__ = {
        "name": "AD unconstrained delegation",
        "description": "Detects computers and users trusted for unconstrained delegation.",
        "author": ["KittySploit Team"],
        "severity": "high",
        "modules": [],
        "tags": ["ad", "ldap", "scanner", "delegation", "unconstrained"],
    'agent': {
        'risk': 'active',
        'effects': ['network_probe'],
        'expected_requests': 2,
        'reversible': True,
        'approval_required': False,
        'produces': ['tech_hints', 'risk_signals', 'endpoints'],
        'cost': 1.0,
        'noise': 0.5,
        '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': 'ssrf_primitive', 'from_detail': ''}, {'capability': 'db_access', 'from_detail': ''}],
         'consumes_capabilities': [],
         'option_bindings': {},
         'suggested_followups': []},
    },
    }

    def run(self):
        # Computers (not DCs) with TRUSTED_FOR_DELEGATION (524288)
        unc_computers = self.search(
            "(&(objectClass=computer)(userAccountControl:1.2.840.113556.1.4.803:=524288)"
            "(!(userAccountControl:1.2.840.113556.1.4.803:=8192)))",
            ["sAMAccountName", "dNSHostName"],
        )
        # Users with unconstrained delegation
        unc_users = self.search(
            "(&(objectClass=user)(!(objectClass=computer))(userAccountControl:1.2.840.113556.1.4.803:=524288)"
            "(!(userAccountControl:1.2.840.113556.1.4.803:=2)))",
            ["sAMAccountName", "adminCount"],
        )
        if not unc_computers and not unc_users:
            return False
        parts = []
        if unc_computers:
            names = [self.attr_str(c, "dNSHostName") or self.attr_str(c, "sAMAccountName") for c in unc_computers[:10]]
            parts.append(f"computers: {', '.join(names)}")
        if unc_users:
            names = [self.attr_str(u, "sAMAccountName") for u in unc_users[:10]]
            parts.append(f"users: {', '.join(names)}")
        self.set_info(severity="high", reason="; ".join(parts))
        return True

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05 Aug 2026 13:34Current
5.8Medium risk
Vulners AI Score5.8
1