CVE-2020-2551 Explained : Impact and Mitigation

A vulnerability in Oracle WebLogic Server allows unauthenticated attackers to compromise the server, potentially leading to a complete takeover.

Understanding CVE-2020-2551

This CVE involves a critical vulnerability in Oracle WebLogic Server that could result in severe consequences if exploited.

What is CVE-2020-2551?

The vulnerability in Oracle WebLogic Server's WLS Core Components allows unauthenticated attackers with network access via IIOP to compromise the server, potentially leading to a complete takeover.

The Impact of CVE-2020-2551

Successful exploitation of this vulnerability can result in a complete takeover of the Oracle WebLogic Server, posing significant risks to confidentiality, integrity, and availability.

Technical Details of CVE-2020-2551

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in Oracle WebLogic Server allows unauthenticated attackers to compromise the server via IIOP, potentially leading to a complete takeover.

Affected Systems and Versions

Product: WebLogic Server
Vendor: Oracle Corporation
Affected Versions: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: None
Scope: Unchanged
CVSS 3.0 Base Score: 9.8 (Critical)
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Mitigation and Prevention

Protecting systems from CVE-2020-2551 is crucial to prevent potential security breaches.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Monitor Oracle's security alerts for updates and advisories.

Long-Term Security Practices

Implement network segmentation to limit exposure.
Enforce the principle of least privilege to restrict access.
Conduct regular security assessments and audits.

Patching and Updates

Regularly update and patch Oracle WebLogic Server to address known vulnerabilities and enhance security measures.