AD Pre-Windows 2000 access
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Detect Pre-Windows 2000 Compatible Access group (Everyone/Anonymous)."""
from kittysploit import *
from lib.protocols.ldap.ad_client import Ad_client
# Well-known SIDs
_EVERYONE = "S-1-1-0"
_ANON = "S-1-5-7"
_AUTH_USERS = "S-1-5-11"
class Module(Scanner, Ad_client):
__info__ = {
"name": "AD Pre-Windows 2000 access",
"description": "Detects Pre-Windows 2000 group with Everyone/Anonymous (unauthenticated enumeration).",
"author": ["KittySploit Team"],
"severity": "high",
"modules": [],
"tags": ["ad", "ldap", "scanner", "pre-windows 2000", "enumeration"],
'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):
base = self.base_dn
if not base:
return False
pre2k_dn = f"CN=Pre-Windows 2000 Compatible Access,CN=Builtin,{base}"
grp = self.search(f"(distinguishedName={pre2k_dn})", ["member"], base=base, size_limit=1)
if not grp:
return False
members = self.attr_list(grp[0], "member")
if not members:
return False
# Check for Everyone or Anonymous in member DNs (often as sid ref)
members_str = " ".join(str(m).upper() for m in members)
everyone = "S-1-1-0" in members_str or "EVERYONE" in members_str
anon = "S-1-5-7" in members_str or "ANONYMOUS" in members_str
auth = "S-1-5-11" in members_str or "AUTHENTICATED" in members_str
if everyone or anon:
who = []
if everyone:
who.append("Everyone")
if anon:
who.append("Anonymous")
self.set_info(severity="high", reason=f"Pre-Win2k group contains {', '.join(who)} (unauthenticated enumeration)")
return True
if auth:
self.set_info(severity="medium", reason="Pre-Win2k group contains Authenticated Users")
return True
return False
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05 Aug 2026 13:34Current
5.8Medium risk
Vulners AI Score5.8