Disclosure summary
Microsoft's Netlogon Remote Protocol (MS-NRPC) contains a privilege escalation vulnerability when an attacker establishes a vulnerable Netlogon secure channel connection to a domain controller. An attacker who successfully exploits the vulnerability could run a specially crafted application on a device on the network. The vulnerability is also known under the moniker of Zerologon.
CISA remediation guidance
Apply updates per vendor instructions.
Original records & references
PUBLISHED 2021-11-03T00:00:00-04:00
MODIFIED 2021-11-03T00:00:00-04:00
INGESTED 2026-10-06T11:42:59-04:00