CVE-2021-35599 : Exploit Details and Defense Strategies

A vulnerability has been identified in the Zero Downtime DB Migration to Cloud component of Oracle Database Server, affecting version 21c. This vulnerability allows a high privileged attacker with Local Logon privilege to compromise the Zero Downtime DB Migration to Cloud, potentially leading to a complete takeover.

Understanding CVE-2021-35599

This section delves into the details of the CVE-2021-35599 vulnerability.

What is CVE-2021-35599?

The vulnerability exists in the Zero Downtime DB Migration to Cloud component of Oracle Database Server, impacting version 21c. It is categorized as an easily exploitable vulnerability that allows a high privileged attacker to compromise the affected component.

The Impact of CVE-2021-35599

Successful exploitation of this vulnerability can have severe impacts on Confidentiality, Integrity, and Availability. Attackers could potentially take over the Zero Downtime DB Migration to Cloud, jeopardizing critical data and operations.

Technical Details of CVE-2021-35599

In this section, we explore the technical aspects of the CVE-2021-35599 vulnerability.

Vulnerability Description

The vulnerability in the Zero Downtime DB Migration to Cloud component allows an attacker with Local Logon privilege to compromise the system, leading to a complete takeover.

Affected Systems and Versions

The Oracle Database Server version 21c is specifically affected by this vulnerability, potentially impacting systems utilizing this version.

Exploitation Mechanism

Attackers with high privileges and Local Logon access can exploit this vulnerability, compromising the Zero Downtime DB Migration to Cloud component.

Mitigation and Prevention

This section covers the steps to mitigate and prevent exploitation of CVE-2021-35599.

Immediate Steps to Take

Users are advised to apply security patches provided by Oracle promptly to address this vulnerability. Restricting access and monitoring privileged accounts can help mitigate risks.

Long-Term Security Practices

Implementing robust access control measures, regularly updating security protocols, and conducting security awareness training can enhance long-term security posture.

Patching and Updates

Oracle Corporation periodically releases security patches and updates to address vulnerabilities like CVE-2021-35599. Stay informed about the latest security advisories and apply patches as soon as they are available.