CVE-2021-2480 : What You Need to Know

A vulnerability has been discovered in the Oracle HTTP Server product of Oracle Fusion Middleware, specifically in the Web Listener component. This vulnerability affects version 11.1.1.9.0, allowing an unauthenticated attacker with network access via HTTP to compromise the Oracle HTTP Server. Successful exploitation can lead to unauthorized access to sensitive data.

Understanding CVE-2021-2480

This section will cover the details of the CVE-2021-2480 vulnerability, its impact, technical description, affected systems and versions, as well as mitigation and prevention strategies.

What is CVE-2021-2480?

The vulnerability in the Oracle HTTP Server product allows unauthenticated attackers to compromise the server via HTTP, potentially leading to unauthorized data access. The specific affected version is 11.1.1.9.0.

The Impact of CVE-2021-2480

Successful exploitation of CVE-2021-2480 can result in the compromise of Oracle HTTP Server, enabling attackers to gain unauthorized access to sensitive data. The CVSS 3.1 Base Score for this vulnerability is 3.7, with integrity impacts.

Technical Details of CVE-2021-2480

In this section, we will delve deeper into the technical aspects of the CVE-2021-2480 vulnerability, including its description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the Oracle HTTP Server product allows unauthenticated attackers with network access via HTTP to compromise the server, potentially leading to unauthorized data access.

Affected Systems and Versions

The supported version affected by CVE-2021-2480 is 11.1.1.9.0 of the Oracle HTTP Server.

Exploitation Mechanism

Successful attacks exploiting CVE-2021-2480 can result in unauthorized update, insert, or delete access to some of the Oracle HTTP Server's accessible data.

Mitigation and Prevention

This section will provide guidance on immediate steps to take, long-term security practices, and the importance of patching and updates in preventing vulnerabilities.

Immediate Steps to Take

It is crucial to promptly apply relevant patches and security updates provided by Oracle to mitigate the risks associated with CVE-2021-2480. Additionally, restricting network access and implementing strong access controls can help reduce the attack surface.

Long-Term Security Practices

In the long term, organizations should prioritize regular security assessments, proactive monitoring of network traffic, and maintaining up-to-date security protocols to enhance overall cybersecurity posture.

Patching and Updates

Frequent patching and updating of software and systems, including the Oracle HTTP Server, are essential to address known vulnerabilities and ensure a secure IT environment.