CVE-2020-0931 Explained : Impact and Mitigation
Learn about CVE-2020-0931, a critical remote code execution vulnerability in Microsoft SharePoint. Find out how to protect your systems and apply security patches to prevent exploitation.
A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka 'Microsoft SharePoint Remote Code Execution Vulnerability'.
Understanding CVE-2020-0931
This CVE affects various Microsoft SharePoint products and can lead to remote code execution.
What is CVE-2020-0931?
- Vulnerability in Microsoft SharePoint failing to validate application package source markup
The Impact of CVE-2020-0931
- Remote code execution vulnerability
- Allows attackers to execute arbitrary code on the affected system
Technical Details of CVE-2020-0931
This section provides insights into the vulnerability's technical aspects.
Vulnerability Description
- Remote code execution due to lack of source markup validation
Affected Systems and Versions
- Microsoft SharePoint Foundation 2013 Service Pack 1
- Microsoft SharePoint Enterprise Server 2013 Service Pack 1, 2016
- Microsoft SharePoint Server 2019
- Microsoft Business Productivity Servers 2010 Service Pack 2
Exploitation Mechanism
- Attackers can exploit this vulnerability by crafting a malicious application package
Mitigation and Prevention
Protect your systems from CVE-2020-0931 using the following methods:
Immediate Steps to Take
- Apply the necessary security patches provided by Microsoft
- Regularly monitor for any unusual activities on the SharePoint server
Long-Term Security Practices
- Implement network segmentation to limit the impact of potential attacks
- Conduct routine security assessments to identify and address vulnerabilities
Patching and Updates
- Keep all SharePoint products up to date with the latest security patches and updates