CVE-2021-2075 : What You Need to Know
Learn about CVE-2021-2075, a critical vulnerability in Oracle WebLogic Server with a high CVSS score of 9.8. Understand the impact, affected versions, and mitigation steps.
A critical vulnerability has been identified in Oracle WebLogic Server, allowing an unauthenticated attacker to compromise the server with a high CVSS score of 9.8.
Understanding CVE-2021-2075
This CVE identifies a severe vulnerability in Oracle WebLogic Server that can lead to a complete takeover of the server.
What is CVE-2021-2075?
The vulnerability in Oracle WebLogic Server allows an unauthenticated attacker with network access via IIOP, T3 to compromise the server, potentially resulting in a complete takeover.
The Impact of CVE-2021-2075
Successful exploitation of this vulnerability can lead to a total compromise of the Oracle WebLogic Server with high confidentiality, integrity, and availability impacts, as indicated by the CVSS Base Score of 9.8.
Technical Details of CVE-2021-2075
This section covers the technical aspects of the CVE including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability in Oracle WebLogic Server allows unauthenticated attackers to compromise the server via IIOP, T3, potentially resulting in a complete takeover.
Affected Systems and Versions
The affected versions of Oracle WebLogic Server include 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
Attackers can exploit this vulnerability by leveraging network access via IIOP, T3 to compromise the Oracle WebLogic Server.
Mitigation and Prevention
To protect systems from CVE-2021-2075, immediate steps should be taken, alongside implementing long-term security practices and applying necessary patches and updates.
Immediate Steps to Take
Organizations should implement access controls, network segmentation, and monitor for any suspicious activities targeting Oracle WebLogic Server.
Long-Term Security Practices
Continuous security monitoring, regular vulnerability assessments, and security trainings can help in maintaining the security of Oracle WebLogic Server.
Patching and Updates
It's crucial to apply the latest security patches provided by Oracle to mitigate the risk associated with CVE-2021-2075.