CVE-2018-3191 Explained : Impact and Mitigation
Learn about CVE-2018-3191, a critical vulnerability in Oracle WebLogic Server allowing unauthorized attackers to compromise the server. Find mitigation steps and patching advice here.
Oracle WebLogic Server Vulnerability
Understanding CVE-2018-3191
What is CVE-2018-3191?
A vulnerability in Oracle WebLogic Server, part of Oracle Fusion Middleware, specifically affecting versions 10.3.6.0, 12.1.3.0, and 12.2.1.3. It allows unauthorized attackers to compromise the server, potentially gaining control.
The Impact of CVE-2018-3191
This vulnerability has a CVSS 3.0 Base Score of 9.8, indicating significant impacts on confidentiality, integrity, and availability. Attackers can exploit it via network access through T3.
Technical Details of CVE-2018-3191
Vulnerability Description
The weakness in Oracle WebLogic Server enables unauthenticated attackers to compromise the server, leading to a potential takeover.
Affected Systems and Versions
- Product: WebLogic Server
- Vendor: Oracle Corporation
- Vulnerable Versions: 10.3.6.0, 12.1.3.0, 12.2.1.3
Exploitation Mechanism
Attackers with network access via T3 can exploit this vulnerability to compromise the Oracle WebLogic Server.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Oracle promptly
- Monitor Oracle's security advisories for updates
Long-Term Security Practices
- Implement network segmentation to limit exposure
- Enforce the principle of least privilege
- Regularly conduct security assessments
Patching and Updates
Regularly update and patch Oracle WebLogic Server to address known vulnerabilities.