CVE-2019-0149 : Exploit Details and Defense Strategies
Discover the impact of CVE-2019-0149, a vulnerability in the i40e driver for Intel(R) Ethernet 700 Series Controllers, potentially leading to a denial of service attack. Learn about affected systems, exploitation mechanisms, and mitigation steps.
This CVE-2019-0149 article provides insights into a vulnerability in the i40e driver for Intel(R) Ethernet 700 Series Controllers, potentially leading to a denial of service attack.
Understanding CVE-2019-0149
This CVE-2019-0149 vulnerability involves insufficient input validation in the i40e driver for Intel(R) Ethernet 700 Series Controllers, allowing an authenticated user to trigger a denial of service through local access.
What is CVE-2019-0149?
The absence of proper input validation in the i40e driver for Intel(R) Ethernet 700 Series Controllers versions prior to 2.8.43 could potentially permit an authenticated user to cause a denial of service by exploiting local access.
The Impact of CVE-2019-0149
The vulnerability could be exploited by an authenticated user to execute a denial of service attack on the affected system.
Technical Details of CVE-2019-0149
This section delves into the technical aspects of the CVE-2019-0149 vulnerability.
Vulnerability Description
The vulnerability arises from insufficient input validation in the i40e driver for Intel(R) Ethernet 700 Series Controllers versions before 2.8.43, enabling a denial of service attack via local access.
Affected Systems and Versions
- Product: 2019.2 IPU – Intel(R) Ethernet 700 Series Controllers
- Versions: All versions prior to 2.8.43
Exploitation Mechanism
The vulnerability can be exploited by an authenticated user with local access to the system, leveraging the lack of proper input validation in the i40e driver.
Mitigation and Prevention
Protecting systems from CVE-2019-0149 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply the necessary patches provided by Intel to address the vulnerability.
- Monitor system logs for any unusual activities that might indicate exploitation.
Long-Term Security Practices
- Regularly update and patch system software to prevent known vulnerabilities.
- Implement proper access controls and user permissions to limit the impact of potential attacks.
Patching and Updates
Ensure that all affected systems are updated to version 2.8.43 or later to mitigate the vulnerability.