CVE-2021-35652 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2021-35652, a critical vulnerability affecting Oracle Essbase Administration Services.

Understanding CVE-2021-35652

CVE-2021-35652 is a vulnerability in the Essbase Administration Services product of Oracle Essbase, particularly in the EAS Console component. The vulnerability affects versions prior to 11.1.2.4.046 and prior to 21.3. It allows an unauthenticated attacker with network access via HTTP to compromise Essbase Administration Services.

What is CVE-2021-35652?

The vulnerability CVE-2021-35652 impacts Oracle Essbase Administration Services, potentially leading to a complete takeover of the service. Attackers exploit this vulnerability through network access using HTTP, posing severe confidentiality, integrity, and availability risks.

The Impact of CVE-2021-35652

Successful exploitation of CVE-2021-35652 can result in a full compromise of Essbase Administration Services. The vulnerability's criticality is reflected in its CVSS 3.1 Base Score of 10.0, indicating severe impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2021-35652

This section delves into the specifics of the vulnerability, the affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in Oracle Essbase's EAS Console allows unauthenticated attackers to compromise Essbase Administration Services via network access over HTTP. It has a CVSS 3.1 Base Score of 10.0, indicating critical impacts on confidentiality, integrity, and availability.

Affected Systems and Versions

Oracle Essbase Administration Services versions prior to 11.1.2.4.046 and 21.3 are vulnerable to CVE-2021-35652. Users of these versions are at risk and should take immediate action to secure their systems.

Exploitation Mechanism

Attackers exploit CVE-2021-35652 through unauthenticated network access via HTTP to compromise Essbase Administration Services. Successful attacks could potentially have far-reaching impacts on additional products beyond the immediate target.

Mitigation and Prevention

To protect systems from CVE-2021-35652, immediate steps and long-term security practices are crucial.

Immediate Steps to Take

System administrators should apply relevant security patches provided by Oracle to mitigate CVE-2021-35652's risks. Additionally, restricting network access to vulnerable versions can help prevent potential exploitation.

Long-Term Security Practices

Implementing stringent access controls, network segmentation, and monitoring mechanisms can enhance the overall security posture against vulnerabilities like CVE-2021-35652.

Patching and Updates

Regularly updating Essbase Administration Services to the latest secure versions and staying informed about security advisories from Oracle is vital to address known vulnerabilities and protect against emerging threats.