CVE-2019-14586 Explained : Impact and Mitigation
Learn about CVE-2019-14586, a security flaw in Extensible Firmware Interface Development Kit (EDK II) allowing privilege escalation, information disclosure, and denial of service.
A potential security flaw has been found in Extensible Firmware Interface Development Kit (EDK II) where an authenticated user may exploit a use after free vulnerability, leading to escalation of privilege, disclosure of information, or denial of service through adjacent access.
Understanding CVE-2019-14586
This CVE identifies a use after free vulnerability in EDK II that could be exploited by an authenticated user, potentially resulting in serious security consequences.
What is CVE-2019-14586?
CVE-2019-14586 is a security vulnerability in EDK II that allows an authenticated user to trigger a use after free scenario, enabling them to escalate privileges, disclose sensitive information, or disrupt services.
The Impact of CVE-2019-14586
The exploitation of this vulnerability could lead to severe consequences, including unauthorized privilege escalation, exposure of confidential data, and denial of service attacks.
Technical Details of CVE-2019-14586
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability in EDK II allows an authenticated user to exploit a use after free scenario, potentially enabling escalation of privilege, information disclosure, and denial of service.
Affected Systems and Versions
- Product: Extensible Firmware Interface Development Kit (EDK II)
- Version: EDK II
Exploitation Mechanism
The vulnerability can be exploited by an authenticated user through adjacent access, triggering the use after free scenario.
Mitigation and Prevention
To address CVE-2019-14586, immediate steps and long-term security practices are recommended.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor and restrict access to vulnerable systems.
- Implement strong authentication mechanisms.
Long-Term Security Practices
- Regularly update and patch software to address security vulnerabilities.
- Conduct security training for users to raise awareness of potential threats.
Patching and Updates
Ensure that the affected systems are updated with the latest security patches to mitigate the risk of exploitation.