CVE-2019-2940 : What You Need to Know
Learn about CVE-2019-2940, a vulnerability in Oracle Database Server impacting versions 12.1.0.2, 12.2.0.1, and 18c. Understand the risks, impact, and mitigation steps.
A vulnerability has been identified in the Core RDBMS component of Oracle Database Server, impacting versions 12.1.0.2, 12.2.0.1, and 18c. This vulnerability can be exploited by a highly privileged attacker, potentially leading to unauthorized data manipulation.
Understanding CVE-2019-2940
This CVE involves a vulnerability in the Core RDBMS component of Oracle Database Server, affecting specific versions and posing a risk of unauthorized data access.
What is CVE-2019-2940?
The vulnerability in the Core RDBMS component of Oracle Database Server allows a highly privileged attacker with specific privileges to compromise the Core RDBMS, potentially resulting in unauthorized data modifications.
The Impact of CVE-2019-2940
The vulnerability can lead to unauthorized modification, insertion, or deletion of certain data accessible by the Core RDBMS, impacting data integrity. It has a CVSS 3.0 Base Score of 2.3.
Technical Details of CVE-2019-2940
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability allows a highly privileged attacker with the Create Session privilege to compromise the Core RDBMS, potentially leading to unauthorized data access.
Affected Systems and Versions
- Product: Oracle Database
- Vendor: Oracle Corporation
- Affected Versions: 12.1.0.2, 12.2.0.1, 18c
Exploitation Mechanism
The vulnerability can be exploited by a highly privileged attacker with the Create Session privilege and access to the infrastructure where Core RDBMS is running.
Mitigation and Prevention
Protecting systems from CVE-2019-2940 is crucial to maintaining data security.
Immediate Steps to Take
- Apply security patches provided by Oracle promptly.
- Restrict access to highly privileged accounts.
- Monitor and audit database activities regularly.
Long-Term Security Practices
- Implement the principle of least privilege for user access.
- Conduct regular security training for database administrators.
Patching and Updates
Regularly update and patch Oracle Database to address known vulnerabilities and enhance system security.