CVE-2019-0953 : Security Advisory and Response
Learn about CVE-2019-0953 affecting Microsoft Word software, allowing remote code execution due to memory object handling issues. Find mitigation steps and updates here.
Microsoft Word software contains a vulnerability allowing remote code execution due to improper memory object handling. This is known as the 'Microsoft Word Remote Code Execution Vulnerability'.
Understanding CVE-2019-0953
The vulnerability affects various Microsoft Office products and versions.
What is CVE-2019-0953?
The vulnerability in Microsoft Word software enables remote code execution by mishandling memory objects.
The Impact of CVE-2019-0953
The vulnerability poses a significant security risk as attackers can exploit it to execute arbitrary code remotely.
Technical Details of CVE-2019-0953
The vulnerability affects multiple Microsoft Office products and versions.
Vulnerability Description
The vulnerability allows remote code execution in Microsoft Word due to inadequate memory object handling.
Affected Systems and Versions
- Microsoft Office 2016 for Mac
- Microsoft Office 2019 for 32-bit editions
- Microsoft Office 2019 for 64-bit editions
- Microsoft Office 2019 for Mac
- Microsoft Word 2016 (32-bit edition)
- Microsoft Word 2016 (64-bit edition)
- Office 365 ProPlus on 32-bit and 64-bit Systems
- Microsoft Office Online Server (unspecified version)
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious Word document and convincing a user to open it, triggering the remote code execution.
Mitigation and Prevention
Immediate Steps to Take:
- Apply security updates provided by Microsoft promptly.
- Exercise caution when opening Word documents from unknown or untrusted sources.
Long-Term Security Practices:
- Regularly update Microsoft Office products to the latest versions.
- Implement security best practices to prevent unauthorized access.
- Educate users on recognizing and avoiding phishing attempts.
- Utilize antivirus software and email filters to detect malicious content.
- Consider disabling macros in Microsoft Office applications.
Patching and Updates
Microsoft has released security updates to address this vulnerability. Ensure all affected systems are updated to the latest patched versions.