CVE-2020-0697 : Vulnerability Insights and Analysis
Learn about CVE-2020-0697, a tampering vulnerability in Microsoft Office, allowing attackers to escalate privileges. Find mitigation steps and updates here.
An elevation of privilege vulnerability exists in Microsoft Office OLicenseHeartbeat task, allowing an attacker to run tasks as SYSTEM. The vulnerability requires an attacker to place a crafted file for exploitation.
Understanding CVE-2020-0697
What is CVE-2020-0697?
This CVE refers to a tampering vulnerability in Microsoft Office, known as 'Microsoft Office Tampering Vulnerability'.
The Impact of CVE-2020-0697
This vulnerability could be exploited by an authenticated attacker to corrupt files on compromised systems, posing a significant security risk.
Technical Details of CVE-2020-0697
Vulnerability Description
The vulnerability allows attackers to elevate their privileges by running tasks as SYSTEM within Microsoft Office.
Affected Systems and Versions
- Product: Office 365 ProPlus
- Vendor: Microsoft
- Affected Versions: 32-bit Systems, 64-bit Systems
Exploitation Mechanism
Attackers need to place a specially crafted file in a specific location to exploit the vulnerability.
Mitigation and Prevention
Immediate Steps to Take
- Apply the security update provided by Microsoft to address the vulnerability.
- Regularly monitor and review system logs for any suspicious activity.
Long-Term Security Practices
- Ensure systems are regularly updated with the latest security patches.
- Implement strong file permission controls to prevent unauthorized access.
- Conduct security training for employees on recognizing phishing attempts.
Patching and Updates
Regularly update Microsoft Office software to mitigate potential security risks.