Describes a security update that fixes vulnerabilities in Microsoft Office. The most severe of these vulnerabilities could allow remote code execution if a user opens a specially crafted Microsoft Office file.

Summary. Security updates released on and after July 6, 2021 contain protections for a remote code execution vulnerability in the Windows Print Spooler service (spoolsv.exe) known as “PrintNightmare”, documented in CVE-2021-34527.After installing the July 2021 and later updates, non-administrators, including delegated admin groups like printer operators, cannot install signed and unsigned ...

We will continue to release the .msp file via Windows Update and the Microsoft Update Catalog.For admins who manually install updates, the new .exe package is the best option.

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Instead, the Remote Registry Service is logged on as Local System. In Windows XP, the Remote Registry Service is logged on as Local Service. For additional information about the required permissions for remote access to the registry, click the following article number to view the article in the Microsoft Knowledge Base:

Describes a problem that occurs when the value of the RestrictRemoteClients registry entry is 2. Explains how to resolve this problem by modifying the registry or by disabling the Restrictions for Unauthenticated RPC Clients GPO.

Locate and then select the following subkey in the registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurePipeServers\SCM Note If the subkey does not exist, you must create it: On the Edit menu, select New, and then select Key.. Type the name of the new subkey and then press Enter.

Cause. The Cluster_IsWMIServiceOperational rule usually checks whether the WMI service is running correctly on the node. This problem occurs because the Cluster_IsWMIServiceOperational rule cannot detect the custom WMI service even though the WMI service is running.

Use an IPsec or firewall policy to block access to the vulnerable ports on the affected host. In the commands in the following section, any text that appears between percent (%) signs is intended to represent text in the command that must be entered by the person who creates the IPsec policy.

Summary. The Distributed Component Object Model (DCOM) Remote Protocol is a protocol for exposing application objects using remote procedure calls (RPCs).DCOM is used for communication between the software components of networked devices. Hardening changes in DCOM were required for CVE-2021-26414.Therefore, we recommended that you verify if client or server applications in your environment ...