CVE-2018-6686 Explained : Impact and Mitigation
Discover the Authentication Bypass vulnerability in McAfee Drive Encryption (MDE) versions 7.1.0 and above. Learn about the impact, affected systems, exploitation mechanism, and mitigation steps.
A flaw has been discovered in the TPM autoboot feature of McAfee Drive Encryption (MDE) versions 7.1.0 and above, allowing an attacker to bypass local security measures under specific conditions.
Understanding CVE-2018-6686
What is CVE-2018-6686?
This CVE refers to an Authentication Bypass vulnerability in McAfee Drive Encryption (MDE) that enables physically proximate attackers to circumvent local security protection through a specific set of circumstances.
The Impact of CVE-2018-6686
The vulnerability has a CVSS base score of 7, indicating a high severity level with confidentiality and integrity impacts.
Technical Details of CVE-2018-6686
Vulnerability Description
The flaw in the TPM autoboot feature of McAfee Drive Encryption (MDE) versions 7.1.0 and above allows attackers to bypass local security measures under certain conditions.
Affected Systems and Versions
- Product: Drive Encryption (MDE)
- Vendor: McAfee
- Affected Versions: 7.1.0, 7.1.3.634, 7.2.0, 7.2.6
- Platforms: x86
Exploitation Mechanism
- Attack Vector: Physical
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
- Scope: Changed
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by McAfee promptly.
- Implement additional physical security measures to prevent unauthorized access.
Long-Term Security Practices
- Regularly update McAfee Drive Encryption to the latest version.
- Conduct security awareness training to educate users on physical security best practices.
Patching and Updates
Regularly check for security updates and patches from McAfee to address vulnerabilities like CVE-2018-6686.