CVE-2019-0169 : Exploit Details and Defense Strategies
Learn about CVE-2019-0169 affecting Intel(R) CSME & TXE subsystems. Discover the risks, affected versions, and mitigation steps to prevent privilege escalation and denial of service.
Intel(R) CSME and TXE subsystems are affected by a heap overflow vulnerability that could lead to privilege escalation, information disclosure, or denial of service.
Understanding CVE-2019-0169
This CVE identifies a critical vulnerability in Intel(R) CSME and TXE subsystems that could be exploited by an unauthenticated attacker with adjacent access.
What is CVE-2019-0169?
The vulnerability in Intel(R) CSME versions 11.8.70, 11.11.70, 11.22.70, and 12.0.45, as well as Intel(R) TXE versions 3.1.70 and 4.0.20, allows for a heap overflow, potentially enabling privilege escalation, information disclosure, or denial of service attacks.
The Impact of CVE-2019-0169
The vulnerability poses significant risks, including:
- Escalation of privilege
- Disclosure of sensitive information
- Denial of service attacks
Technical Details of CVE-2019-0169
The following technical details are associated with CVE-2019-0169:
Vulnerability Description
The vulnerability involves a heap overflow in the subsystem of Intel(R) CSME and TXE, affecting specific versions as mentioned.
Affected Systems and Versions
- Intel(R) CSME versions 11.8.70, 11.11.70, 11.22.70, and 12.0.45
- Intel(R) TXE versions 3.1.70 and 4.0.20
Exploitation Mechanism
The vulnerability can be exploited by an unauthenticated individual with adjacent access, potentially leading to privilege escalation, information disclosure, or denial of service.
Mitigation and Prevention
To address CVE-2019-0169, consider the following mitigation strategies:
Immediate Steps to Take
- Apply patches provided by Intel to fix the vulnerability
- Implement network segmentation to limit access
- Monitor and restrict network traffic to critical systems
Long-Term Security Practices
- Regularly update and patch all software and firmware
- Conduct security assessments and audits to identify vulnerabilities
Patching and Updates
- Stay informed about security advisories from Intel
- Apply security updates promptly to protect against known vulnerabilities