CVE-2022-21498 : Security Advisory and Response
Learn about CVE-2022-21498, a vulnerability in the Java VM component of Oracle Database Server affecting versions 12.1.0.2, 19c, and 21c. Understand the impact, technical details, and mitigation steps.
A vulnerability has been identified in the Java VM component of Oracle Database Server, affecting versions 12.1.0.2, 19c, and 21c. This vulnerability could potentially allow unauthorized access to critical data.
Understanding CVE-2022-21498
This section will cover the details of the CVE-2022-21498 vulnerability.
What is CVE-2022-21498?
The vulnerability in the Java VM component of Oracle Database Server affects versions 12.1.0.2, 19c, and 21c. It allows a low-privileged attacker with Create Procedure privilege and network access to compromise Java VM, potentially leading to unauthorized access to critical data.
The Impact of CVE-2022-21498
Successful exploitation of this vulnerability could result in unauthorized creation, deletion, or modification of critical data or all Java VM accessible data. The CVSS 3.1 Base Score for this vulnerability is 6.5 (with Integrity impact).
Technical Details of CVE-2022-21498
This section will dive into the technical details of CVE-2022-21498.
Vulnerability Description
The vulnerability allows a low-privileged attacker to compromise the Java VM component of Oracle Database Server, potentially leading to unauthorized access to critical data.
Affected Systems and Versions
The affected versions include 12.1.0.2, 19c, and 21c of Oracle Database Server.
Exploitation Mechanism
The vulnerability can be exploited by a low-privileged attacker with Create Procedure privilege and network access.
Mitigation and Prevention
In this section, we will discuss how to mitigate and prevent the CVE-2022-21498 vulnerability.
Immediate Steps to Take
Immediate steps include restricting network access and privileges to reduce the risk of exploitation.
Long-Term Security Practices
Implementing strict access controls, regular security monitoring, and security training can enhance long-term security.
Patching and Updates
Ensure that the Oracle Database Server is kept up to date with security patches and updates to mitigate the risk of exploitation.