CVE-2020-14743 : Security Advisory and Response
Learn about CVE-2020-14743 affecting Oracle Database Server Java VM component. Find out the impacted versions, exploitation risks, and mitigation steps.
A vulnerability in the Java VM component of Oracle Database Server affecting multiple versions.
Understanding CVE-2020-14743
What is CVE-2020-14743?
The vulnerability allows a low-privileged attacker with specific privileges to compromise the Java VM component, potentially leading to unauthorized data access.
The Impact of CVE-2020-14743
The vulnerability can result in unauthorized data manipulation within the Java VM, posing integrity risks with a CVSS 3.1 Base Score of 3.1.
Technical Details of CVE-2020-14743
Vulnerability Description
The flaw enables attackers with limited privileges to exploit the Java VM component, potentially gaining unauthorized data access.
Affected Systems and Versions
- Oracle Database - Enterprise Edition versions 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, and 19c
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- Privileges Required: Low
- Integrity Impact: Low
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Restrict network access to affected systems
- Monitor for any unauthorized access attempts
Long-Term Security Practices
- Regularly update and patch software
- Implement the principle of least privilege
- Conduct security training and awareness programs
Patching and Updates
Regularly check for security updates and patches from Oracle to address the vulnerability.