CVE-2021-2403 : Security Advisory and Response
Learn about CVE-2021-2403 affecting Oracle WebLogic Server. Unauthenticated attackers can compromise the server resulting in unauthorized access to sensitive data. Find out the impacted versions and mitigation steps.
A vulnerability has been discovered in the Oracle WebLogic Server product of Oracle Fusion Middleware, allowing unauthorized access to sensitive data.
Understanding CVE-2021-2403
This CVE affects various versions of the Oracle WebLogic Server, potentially compromising the confidentiality of data.
What is CVE-2021-2403?
The vulnerability in Oracle WebLogic Server allows an unauthenticated attacker to compromise the server via HTTP, leading to unauthorized access to sensitive data.
The Impact of CVE-2021-2403
Successful exploitation of this vulnerability could result in unauthorized read access to a portion of Oracle WebLogic Server data.
Technical Details of CVE-2021-2403
This section provides specific details about the vulnerability in Oracle WebLogic Server.
Vulnerability Description
The vulnerability in Oracle WebLogic Server is easily exploitable, allowing attackers to compromise the server and access sensitive data.
Affected Systems and Versions
The following versions of Oracle WebLogic Server are affected: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.
Exploitation Mechanism
The vulnerability can be exploited by an unauthenticated attacker with network access via HTTP.
Mitigation and Prevention
In this section, we discuss steps to mitigate the risk associated with CVE-2021-2403.
Immediate Steps to Take
It is crucial to apply security patches or updates provided by Oracle to address this vulnerability.
Long-Term Security Practices
Implementing strong access controls, network segmentation, and regular security updates can help prevent future security incidents.
Patching and Updates
Ensure that you regularly update and patch your Oracle WebLogic Server to mitigate the risk of exploitation.