CVE-2019-11104 : Exploit Details and Defense Strategies

Intel(R) CSME and Intel(R) TXE software versions prior to specified versions may have a vulnerability allowing an authenticated user to gain escalated privilege through local access.

Understanding CVE-2019-11104

This CVE involves insufficient input validation in the MEInfo software for Intel(R) CSME and Intel(R) TXE, potentially leading to an escalation of privilege.

What is CVE-2019-11104?

The vulnerability in Intel(R) CSME and Intel(R) TXE software versions before specific versions could enable an authenticated user to elevate privileges locally.

The Impact of CVE-2019-11104

If exploited, this vulnerability may allow an authenticated user to gain escalated privilege through local access.

Technical Details of CVE-2019-11104

The following technical details provide insight into the vulnerability:

Vulnerability Description

The MEInfo software for Intel(R) CSME before versions 11.8.70, 11.11.70, 11.22.70, 12.0.45, 13.0.10, and 14.0.10, as well as Intel(R) TXE before versions 3.1.70 and 4.0.20, may have inadequate input validation.

Affected Systems and Versions

Intel(R) CSME versions prior to 11.8.70, 11.11.70, 11.22.70, 12.0.45, 13.0.10, and 14.0.10
Intel(R) TXE versions before 3.1.70 and 4.0.20

Exploitation Mechanism

An authenticated user could potentially exploit the vulnerability to gain escalated privilege through local access.

Mitigation and Prevention

To address CVE-2019-11104, consider the following steps:

Immediate Steps to Take

Update Intel(R) CSME and Intel(R) TXE to the recommended versions.
Monitor for any unauthorized access or privilege escalation.

Long-Term Security Practices

Regularly review and update software to the latest versions.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Apply patches and updates provided by Intel to fix the vulnerability.