CVE-2021-2261 Explained : Impact and Mitigation

A vulnerability has been identified in the Oracle Lease and Finance Management product of Oracle E-Business Suite, specifically in the Quotes component. This vulnerability affects versions 12.1.1 to 12.1.3 and 12.2.3 to 12.2.10, allowing a low privileged attacker with network access via HTTP to compromise Oracle Lease and Finance Management, potentially leading to unauthorized access to critical data.

Understanding CVE-2021-2261

This section will delve into the details of the CVE-2021-2261 vulnerability.

What is CVE-2021-2261?

The vulnerability exists in the Oracle Lease and Finance Management product of Oracle E-Business Suite within the Quotes component. Affected versions range from 12.1.1 to 12.1.3 and 12.2.3 to 12.2.10. It is classified as an easily exploitable vulnerability with a CVSS 3.1 Base Score of 8.1, impacting confidentiality and integrity.

The Impact of CVE-2021-2261

Successful exploitation of this vulnerability can result in unauthorized creation, deletion, or modification access to critical data, as well as unauthorized access to all Oracle Lease and Finance Management accessible data.

Technical Details of CVE-2021-2261

Let's explore the technical aspects of CVE-2021-2261.

Vulnerability Description

The vulnerability allows a low privileged attacker with network access via HTTP to compromise Oracle Lease and Finance Management, potentially leading to unauthorized data access and modification.

Affected Systems and Versions

The Oracle Lease and Finance Management product of Oracle E-Business Suite versions 12.1.1 to 12.1.3 and 12.2.3 to 12.2.10 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by a malicious actor with network access via HTTP.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-2261, consider the following steps.

Immediate Steps to Take

Apply security patches provided by Oracle to address the vulnerability.
Monitor network traffic for any suspicious activity.
Restrict network access to critical systems.

Long-Term Security Practices

Implement regular security updates and patches.
Conduct security training for employees to enhance awareness.
Utilize firewall and intrusion detection systems to enhance network security.

Patching and Updates

Ensure timely application of security patches released by Oracle to protect the system from potential exploitation.