CVE-2020-7276 Explained : Impact and Mitigation
Learn about CVE-2020-7276, an authentication bypass vulnerability in McAfee Endpoint Security (ENS) allowing unauthorized access to policy settings. Find out the impact, affected systems, and mitigation steps.
A vulnerability in McAfee Endpoint Security (ENS) allows unauthorized access to policy settings.
Understanding CVE-2020-7276
What is CVE-2020-7276?
The CVE-2020-7276 vulnerability is an authentication bypass issue in MfeUpgradeTool in McAfee Endpoint Security (ENS) for Windows before the 10.7.0 April 2020 Update. This flaw enables administrator users to access policy settings by running the tool.
The Impact of CVE-2020-7276
The vulnerability has a CVSS base score of 6.4, categorizing it as a medium severity issue. It poses a high integrity impact and requires high privileges for exploitation.
Technical Details of CVE-2020-7276
Vulnerability Description
The flaw allows unauthorized users to bypass authentication and gain access to policy settings in McAfee Endpoint Security (ENS) for Windows.
Affected Systems and Versions
- Product: McAfee Endpoint Security (ENS)
- Vendor: McAfee LLC
- Versions affected: All versions prior to 10.7.0 April 2020 Update
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Local
- Privileges Required: High
- User Interaction: Required
- Scope: Changed
Mitigation and Prevention
Immediate Steps to Take
- Apply the necessary security updates provided by McAfee.
- Restrict access to the MfeUpgradeTool to authorized personnel only.
- Monitor policy settings for any unauthorized changes.
Long-Term Security Practices
- Regularly update and patch all software and security tools.
- Conduct security training to educate users on best practices to prevent unauthorized access.
Patching and Updates
Ensure that McAfee Endpoint Security (ENS) is updated to version 10.7.0 April 2020 Update or later to mitigate the vulnerability.