CVE-2019-11136 Explained : Impact and Mitigation
Learn about CVE-2019-11136, a firmware vulnerability in Intel Xeon Scalable Processors that could allow privilege escalation, denial of service, or information disclosure. Find mitigation steps and prevention measures here.
CVE-2019-11136 addresses a vulnerability in the system firmware for Intel Xeon Scalable Processors, potentially allowing a privileged user to exploit local access and enable escalation of privilege, denial of service, or information disclosure.
Understanding CVE-2019-11136
This CVE identifies a security issue in the system firmware of certain Intel processors that could lead to serious consequences if exploited.
What is CVE-2019-11136?
The vulnerability in the system firmware for Intel Xeon Scalable Processors, 2nd Generation Intel Xeon Scalable Processors, and Intel Xeon Processors D Family lacks adequate access control, enabling a privileged user to potentially escalate privileges, cause denial of service, or disclose sensitive information through local access.
The Impact of CVE-2019-11136
The vulnerability could result in severe consequences, including unauthorized escalation of privileges, denial of service attacks, and exposure of confidential information.
Technical Details of CVE-2019-11136
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The system firmware for the affected Intel processors lacks sufficient access control, allowing a privileged user to exploit local access and potentially enable escalation of privilege, denial of service, or information disclosure.
Affected Systems and Versions
- Product: 2019.2 IPU – UEFI
- Versions: See provided reference
Exploitation Mechanism
The vulnerability can be exploited by a privileged user with local access to the affected system, enabling them to carry out various malicious activities.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
- Apply patches and updates provided by Intel and other relevant vendors promptly.
- Implement strict access controls and monitoring mechanisms to prevent unauthorized access.
Long-Term Security Practices
- Regularly update firmware and software to mitigate potential vulnerabilities.
- Conduct security assessments and audits to identify and address any security gaps.
Patching and Updates
- Stay informed about security advisories from Intel and other relevant vendors.
- Ensure timely installation of patches and updates to protect systems from known vulnerabilities.