CVE-2021-2211 Explained : Impact and Mitigation
Gain insights into CVE-2021-2211, a vulnerability in Oracle WebLogic Server, allowing unauthenticated attackers to compromise the server. Learn about affected versions, the impact, and mitigation steps.
A vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware has been identified, allowing an unauthenticated attacker to compromise the server via network access. This article provides insights into CVE-2021-2211 and its implications.
Understanding CVE-2021-2211
This section delves deeper into the nature of the CVE-2021-2211 vulnerability.
What is CVE-2021-2211?
The vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware enables an unauthenticated attacker with network access to compromise the server. Supported affected versions include 10.3.6.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0. Successful exploitation could lead to unauthorized data access or complete control over the server.
The Impact of CVE-2021-2211
The CVE-2021-2211 vulnerability poses a medium-severity risk with a CVSS 3.1 Base Score of 5.9. It primarily affects confidentiality, allowing attackers to gain unauthorized access to critical data.
Technical Details of CVE-2021-2211
This section provides technical details about the CVE-2021-2211 vulnerability.
Vulnerability Description
The difficulty in exploiting this vulnerability lies in its ability to allow unauthenticated attackers to compromise the Oracle WebLogic Server via network access. Successful attacks can lead to unauthorized data access or complete server control.
Affected Systems and Versions
Supported affected versions of Oracle WebLogic Server include 10.3.6.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.
Exploitation Mechanism
Exploitation of CVE-2021-2211 occurs through network access, particularly via T3, IIOP protocols.
Mitigation and Prevention
Understanding how to mitigate and prevent CVE-2021-2211 is crucial for maintaining system security.
Immediate Steps to Take
Organizations should apply relevant security patches and monitor network access to prevent unauthorized exploitation.
Long-Term Security Practices
Regular security assessments, access control measures, and network monitoring can help prevent similar vulnerabilities in the future.
Patching and Updates
Ensure timely installation of security patches provided by Oracle to address the CVE-2021-2211 vulnerability.