CVE-2020-0536 Explained : Impact and Mitigation

A security vulnerability in Intel(R) CSME could potentially lead to information disclosure.

Understanding CVE-2020-0536

This CVE pertains to an improper input validation issue in the DAL subsystem for Intel(R) CSME versions.

What is CVE-2020-0536?

The vulnerability may allow an unauthenticated user to enable information disclosure via network access.

The Impact of CVE-2020-0536

Unauthorized users could gain access to sensitive information due to this vulnerability.

Technical Details of CVE-2020-0536

The following are specific technical details of this CVE:

Vulnerability Description

The vulnerability arises from improper input validation in the DAL subsystem for specific Intel(R) CSME versions.

Affected Systems and Versions

Affected versions include those before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 13.0.32, 14.0.33 for Intel(R) CSME.
Also impacting Intel(R) TXE versions before 3.1.75 and 4.0.25.

Exploitation Mechanism

The vulnerability enables potential information disclosure by exploiting network access.

Mitigation and Prevention

Guidelines to address and prevent this vulnerability:

Immediate Steps to Take

Ensure systems are updated with the latest security patches.
Implement network security measures to restrict unauthorized access.
Monitor network traffic for any signs of unauthorized information disclosure.

Long-Term Security Practices

Regularly update firmware and system software.
Conduct security audits and assessments to detect vulnerabilities proactively.

Patching and Updates

Apply security patches provided by Intel promptly to address the vulnerability.