CVE-2019-1034 : Exploit Details and Defense Strategies
Learn about CVE-2019-1034, a critical remote code execution vulnerability in Microsoft Word software. Find affected systems and versions, exploitation details, and mitigation steps.
A vulnerability in Microsoft Word software allows remote code execution due to inadequate memory object handling. This CVE is distinct from CVE-2019-1035.
Understanding CVE-2019-1034
What is CVE-2019-1034?
This vulnerability in Microsoft Word software enables remote code execution when memory objects are not properly managed.
The Impact of CVE-2019-1034
The vulnerability poses a risk of remote attackers executing arbitrary code on affected systems, potentially leading to unauthorized access or data manipulation.
Technical Details of CVE-2019-1034
Vulnerability Description
The vulnerability allows remote code execution in Microsoft Word by exploiting memory object handling.
Affected Systems and Versions
- Microsoft SharePoint Server 2010 Service Pack 2, 2019
- Microsoft Word 2010 Service Pack 2 (32-bit and 64-bit editions), 2013 Service Pack 1 (32-bit and 64-bit editions), 2013 RT Service Pack 1, 2016 (32-bit and 64-bit editions)
- Microsoft Office 2010 Service Pack 2 (32-bit and 64-bit editions), 2016 for Mac, 2019 for 32-bit and 64-bit editions, 2019 for Mac
- Microsoft Office Web Apps 2010 Service Pack 2
- Microsoft SharePoint Enterprise Server 2016, 2013 Service Pack 1
- Office 365 ProPlus 32-bit and 64-bit Systems
- Microsoft Office Online Server unspecified
Exploitation Mechanism
The vulnerability is exploited by crafting a malicious Word document and convincing a user to open it, triggering the execution of arbitrary code.
Mitigation and Prevention
Immediate Steps to Take
- Apply security updates provided by Microsoft for the affected software versions.
- Exercise caution when opening Word documents from untrusted sources.
Long-Term Security Practices
- Regularly update software and apply patches promptly.
- Implement security best practices to prevent unauthorized access and data breaches.
Patching and Updates
Ensure all Microsoft Word, SharePoint, Office, and related software are updated with the latest security patches to mitigate the CVE-2019-1034 vulnerability.