CVE-2020-24485 : What You Need to Know
Learn about CVE-2020-24485, a vulnerability in Intel(R) FPGA OPAE Driver for Linux before kernel version 4.17 that allows privilege escalation. Find mitigation steps and prevention measures here.
The Intel(R) FPGA OPAE Driver for Linux before kernel version 4.17 has an improper conditions check that may lead to privilege escalation.
Understanding CVE-2020-24485
This CVE involves a vulnerability in the Intel(R) FPGA OPAE Driver for Linux that could potentially allow an authenticated user to escalate privileges through local access.
What is CVE-2020-24485?
The vulnerability arises from an improper conditions check in the Intel(R) FPGA OPAE Driver for Linux, specifically before kernel version 4.17. This flaw could be exploited by an authenticated user to elevate their privileges locally.
The Impact of CVE-2020-24485
The vulnerability could enable an attacker with authenticated access to the system to escalate their privileges, potentially leading to unauthorized actions or access to sensitive information.
Technical Details of CVE-2020-24485
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability stems from a lack of proper conditions check in the Intel(R) FPGA OPAE Driver for Linux, allowing an authenticated user to potentially escalate their privileges.
Affected Systems and Versions
- Product: Intel(R) FPGA OPAE Driver for Linux
- Versions: See references
Exploitation Mechanism
The vulnerability can be exploited by an authenticated user with local access to the system, leveraging the improper conditions check in the driver to escalate their privileges.
Mitigation and Prevention
Protecting systems from CVE-2020-24485 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Intel promptly.
- Monitor for any unauthorized privilege escalations on the system.
Long-Term Security Practices
- Regularly update and patch all software and drivers on the system.
- Implement the principle of least privilege to restrict user access and actions.
- Conduct security training to educate users on identifying and reporting potential vulnerabilities.
Patching and Updates
Ensure that the Intel(R) FPGA OPAE Driver for Linux is updated to a version beyond kernel 4.17 to mitigate the vulnerability effectively.