CVE-2019-2484 : Exploit Details and Defense Strategies
Learn about CVE-2019-2484 affecting Oracle Database Server's Application Express component. This vulnerability allows unauthorized access and data compromise. Find mitigation steps here.
A vulnerability has been identified in the Application Express component of Oracle Database Server, affecting versions 5.1 and 18.2. This CVE allows unauthorized access and potential data compromise.
Understanding CVE-2019-2484
This CVE pertains to a vulnerability in Oracle's Application Express component, impacting specific versions and potentially leading to unauthorized data access.
What is CVE-2019-2484?
The vulnerability in Application Express allows a low-privileged attacker with network access via HTTP and a Valid Account privilege to compromise the system. Successful exploitation may require interaction from a third party and can lead to unauthorized data modifications.
The Impact of CVE-2019-2484
- Successful attacks can result in unauthorized modifications, inserts, or deletions of accessible data through Application Express.
- Unauthorized read access to a subset of data is also possible.
- The CVSS 3.0 Base Score for this vulnerability is 5.4, affecting confidentiality and integrity.
Technical Details of CVE-2019-2484
This section provides technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows a low-privileged attacker to compromise Application Express, potentially impacting additional products. It can lead to unauthorized data access and modifications.
Affected Systems and Versions
- Product: Application Express
- Vendor: Oracle Corporation
- Affected Versions: 5.1, 18.2
Exploitation Mechanism
- Attacker needs a Valid Account privilege and network access via HTTP.
- Involvement of a third party may be required for successful attacks.
Mitigation and Prevention
Protecting systems from CVE-2019-2484 is crucial to prevent unauthorized access and data compromise.
Immediate Steps to Take
- Apply security patches provided by Oracle promptly.
- Monitor network traffic for any suspicious activity.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Implement strong authentication mechanisms to prevent unauthorized access.
Patching and Updates
- Stay informed about security advisories from Oracle.
- Apply patches and updates as soon as they are released to mitigate the vulnerability.