Update for IDOR vulnerability in System Center Operations Manager (KB5006871)

Introduction

This article describes an issue that is fixed for System Center Operations Manager 2019, 2016 & 2012 R2. This article also contains the installation instructions for this update. For more information, see the following Common Vulnerabilities and Exposures (CVE): 

CVE-2021-41352 | SCOM Information Disclosure Vulnerability

Issue fixed in this update

Insecure Direct Object Reference (IDOR) vulnerability in APM websites that allows users to access any file under Web folder and gain access to the file contents.

Prerequisites

To apply this update, you must have below update respectively.

• Update Rollup 3 for System Center Operations Manager 2019

• Update Rollup 10 for System Center 2016 Operations Manager

• Update Rollup 14 for System Center 2012 R2 Operations Manager

Files that are included in this update

KB5006871-AMD64-WebConsole-<SCOM version>.msp

Installation Instructions

1. Download the self-extractor from below locations.

   1. Operations Manager 2012 R2 - here.

   2. Operations Manager 2016 - here.

   3. Operations Manager 2019 - here.

2. Extract the file to a local folder.

3. Run the extracted MSP (KB5006871-AMD64-WebConsole-<SCOM version>.msp) on the Web Console servers from an elevated command.