CVE-2020-16862 : Vulnerability Insights and Analysis

Microsoft Dynamics 365 (on-premises) Remote Code Execution Vulnerability was published on September 11, 2020, with a CVSS base score of 7.1.

Understanding CVE-2020-16862

A remote code execution vulnerability in Microsoft Dynamics 365 (on-premises) allows attackers to run arbitrary code in the context of the SQL service account.

What is CVE-2020-16862?

The vulnerability arises from improper sanitization of web requests to an affected Dynamics server.
An authenticated attacker can exploit this by sending a crafted request to the server.

The Impact of CVE-2020-16862

Type: Remote Code Execution
Impact: High severity with a base score of 7.1

Technical Details of CVE-2020-16862

Vulnerability Description

The vulnerability allows attackers to execute arbitrary code on the server.

Affected Systems and Versions

Vendor: Microsoft
Product: Microsoft Dynamics 365 (on-premises) version 9.0
Affected Version: 9.0.0

Exploitation Mechanism

Attackers exploit the vulnerability by sending specially crafted requests to vulnerable Dynamics servers.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by Microsoft to address the vulnerability.
Monitor for any unauthorized access or unusual activities on the Dynamics server.

Long-Term Security Practices

Regularly update and patch Microsoft Dynamics 365 to prevent future vulnerabilities.
Implement strong authentication mechanisms and access controls.
Conduct regular security assessments and audits.
Educate users on safe computing practices.

Patching and Updates

Microsoft has released a security update to fix the vulnerability in Microsoft Dynamics 365 (on-premises).