CVE-2019-0086 Explained : Impact and Mitigation
Learn about CVE-2019-0086, a vulnerability in Intel's CSME & TXE software allowing privilege escalation. Find mitigation steps and long-term security practices here.
A vulnerability in Intel's Dynamic Application Loader software for Converged Security & Management Engine (CSME) and Trusted Execution Engine Interface (TXE) could allow for privilege escalation.
Understanding CVE-2019-0086
This CVE involves an access control issue in Intel's CSME and TXE software, potentially enabling privilege escalation for unauthorized users.
What is CVE-2019-0086?
The vulnerability in the Dynamic Application Loader software for Intel CSME versions 11.8.65, 11.11.65, 11.22.65, 12.0.35, and Intel TXE versions 3.1.65, 4.0.15 could be exploited by local unprivileged users for privilege escalation.
The Impact of CVE-2019-0086
The vulnerability poses a risk of unauthorized users gaining escalated privileges on affected systems, potentially leading to further compromise or control.
Technical Details of CVE-2019-0086
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability stems from insufficient access control in the Dynamic Application Loader software for Intel CSME and TXE versions specified.
Affected Systems and Versions
- Products: Intel Converged Security & Management Engine (CSME) Dynamic Application Loader, Intel Trusted Execution Engine Interface (TXE)
- Versions Affected: Before CSME 11.8.65, 11.11.65, 11.22.65, 12.0.35 and Intel TXE 3.1.65, 4.0.15
Exploitation Mechanism
Unauthorized local users could exploit the vulnerability to escalate their privileges on the affected systems.
Mitigation and Prevention
Steps to address and prevent the CVE exploit.
Immediate Steps to Take
- Apply patches provided by Intel promptly to mitigate the vulnerability.
- Monitor system logs for any unusual activities that might indicate exploitation.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user access rights.
- Regularly update and patch systems to address security vulnerabilities.
Patching and Updates
- Regularly check for security updates from Intel and apply them to ensure system security.