AD unconstrained delegation
#!/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