CVE-2020-7278 : Security Advisory and Response
Learn about CVE-2020-7278, a McAfee Endpoint Security vulnerability allowing attackers to manipulate firewall rules, potentially leading to unauthorized traffic. Find out how to mitigate this flaw.
A vulnerability in McAfee Endpoint Security (ENS) allows attackers to manipulate firewall rules, potentially leading to unauthorized traffic.
Understanding CVE-2020-7278
What is CVE-2020-7278?
The vulnerability involves incorrectly configured access control security levels in ENS Firewall, impacting McAfee ENS versions prior to 10.7.0 April 2020 and 10.6.1 April 2020 updates.
The Impact of CVE-2020-7278
Exploiting this flaw can enable remote attackers and local users to manipulate firewall rules, allowing or blocking unauthorized traffic due to mishandling of pre-existing rules during updates.
Technical Details of CVE-2020-7278
Vulnerability Description
The vulnerability lies in the ENS Firewall of McAfee Endpoint Security, affecting versions before 10.7.0 April 2020 and 10.6.1 April 2020 updates.
Affected Systems and Versions
- Product: McAfee Endpoint Security (ENS)
- Versions Affected:
- 10.7.x (prior to 10.7.0 April 2020 Update)
- 10.6.x (prior to 10.6.1 April 2020 Update)
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Impact: High severity with low confidentiality and integrity impacts
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest updates provided by McAfee to address the vulnerability.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch all security software and applications.
- Implement proper access control and firewall configurations.
Patching and Updates
- McAfee has released updates to fix the vulnerability in versions 10.7.0 April 2020 and 10.6.1 April 2020.