Check PostgreSQL Privileges
from kittysploit import *
from lib.protocols.postgresql.postgresql_client import PostgreSQLClient
class Module(Post, PostgreSQLClient):
__info__ = {
"name": "Check PostgreSQL Privileges",
"description": "Review current role capabilities and notable grants",
"author": "KittySploit Team",
"session_type": SessionType.POSTGRESQL,
'agent': {
'risk': 'intrusive',
'effects': ['active_exploitation'],
'expected_requests': 2,
'reversible': False,
'approval_required': True,
'produces': ['risk_signals'],
'cost': 1.5,
'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': 'db_access', 'from_detail': ''}],
'consumes_capabilities': ['shell'],
'option_bindings': {},
'suggested_followups': []},
},
}
def run(self):
try:
info = self.get_session_info()
print_info("=" * 80)
for key, value in info.items():
print_info(f" {key}: {value}")
print_info("-" * 80)
print_status("Role attributes (pg_roles)")
try:
rows = self.execute_query(
"SELECT rolname, rolsuper, rolcreatedb, rolcreaterole, "
"rolreplication, rolbypassrls, rolcanlogin "
"FROM pg_roles WHERE rolname = current_user;"
)
for row in rows:
print_info(f" {row}")
except Exception as exc:
print_warning(f"pg_roles query failed: {exc}")
print_info("-" * 80)
print_status("Database-level privileges")
try:
rows = self.execute_query(
"SELECT datname, "
"has_database_privilege(current_user, datname, 'CREATE') AS can_create, "
"has_database_privilege(current_user, datname, 'CONNECT') AS can_connect "
"FROM pg_database WHERE datistemplate = false ORDER BY datname;"
)
for datname, can_create, can_connect in rows:
perms = []
if can_connect:
perms.append("CONNECT")
if can_create:
perms.append("CREATE")
print_info(f" {datname}: {', '.join(perms) or 'none'}")
except Exception as exc:
print_warning(f"Database privilege check failed: {exc}")
print_info("-" * 80)
print_status("Post-exploitation surface")
if self.is_superuser():
print_success("SUPERUSER — COPY FROM PROGRAM, pg_read_file, role changes")
else:
print_error("Not superuser — OS command/file primitives unavailable")
if self.extension_installed("pgcrypto"):
print_warning("pgcrypto is installed (crypto attack surface)")
else:
print_info("pgcrypto not installed in current database")
return True
except ProcedureError:
raise
except Exception as exc:
raise ProcedureError(
FailureType.Unknown, f"Privilege check failed: {exc}"
)
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02 Aug 2026 20:51Current
5.8Medium risk
Vulners AI Score5.8