CVE-2020-12291 Explained : Impact and Mitigation
Learn about CVE-2020-12291, a vulnerability in Intel Thunderbolt controllers allowing denial of service attacks. Find mitigation steps and prevention measures here.
Intel(R) Thunderbolt(TM) controllers may be vulnerable to uncontrolled resource consumption, potentially enabling denial of service attacks via local access.
Understanding CVE-2020-12291
Some Intel(R) Thunderbolt(TM) controllers are susceptible to uncontrolled resource consumption, which could be exploited by an authenticated user to trigger denial of service attacks.
What is CVE-2020-12291?
CVE-2020-12291 refers to the vulnerability in certain Intel(R) Thunderbolt(TM) controllers that allows an authenticated user to potentially cause denial of service through local access.
The Impact of CVE-2020-12291
The vulnerability could lead to denial of service attacks, disrupting the normal operation of affected systems and potentially causing downtime.
Technical Details of CVE-2020-12291
Intel(R) Thunderbolt(TM) controllers are affected by uncontrolled resource consumption, posing a risk of denial of service attacks.
Vulnerability Description
The issue stems from uncontrolled resource consumption in specific Intel(R) Thunderbolt(TM) controllers, creating a potential avenue for denial of service exploitation.
Affected Systems and Versions
- Product: Intel(R) Thunderbolt(TM) controllers
- Versions: See references
Exploitation Mechanism
An authenticated user can exploit the vulnerability via local access to trigger denial of service attacks.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2020-12291.
Immediate Steps to Take
- Monitor for any unusual resource consumption patterns on Intel(R) Thunderbolt(TM) controllers.
- Apply security patches and updates provided by Intel.
Long-Term Security Practices
- Regularly update and patch Intel(R) Thunderbolt(TM) controllers to address known vulnerabilities.
- Implement network segmentation and access controls to limit exposure to potential attacks.
Patching and Updates
- Stay informed about security advisories from Intel and promptly apply recommended patches to mitigate the CVE-2020-12291 vulnerability.