CVE-2023-21992 : Vulnerability Insights and Analysis

This CVE record was published by Oracle on April 18, 2023, and pertains to a vulnerability identified as CVE-2023-21992 in Oracle PeopleSoft Enterprise HCM Human Resources. The vulnerability allows a low-privileged attacker with network access via HTTP to compromise the system, potentially leading to unauthorized access to and manipulation of sensitive data.

Understanding CVE-2023-21992

This section will delve into what CVE-2023-21992 is specifically, the impact it can have, its technical details, and mitigation strategies.

What is CVE-2023-21992?

CVE-2023-21992 is a vulnerability found in the PeopleSoft Enterprise HCM Human Resources product of Oracle PeopleSoft. Specifically affecting version 9.2, this flaw enables a low-privileged attacker to exploit the system via HTTP, potentially resulting in unauthorized access to and modification of PeopleSoft Enterprise HCM Human Resources data.

The Impact of CVE-2023-21992

Successful exploitation of CVE-2023-21992 can allow attackers to perform unauthorized updates, insertions, or deletions within PeopleSoft Enterprise HCM Human Resources. Additionally, attackers may gain unauthorized read access to certain data within the system. The CVSS 3.1 Base Score for this vulnerability is 5.4, indicating medium severity with confidentiality and integrity impacts.

Technical Details of CVE-2023-21992

In this section, we will explore the technical aspects of CVE-2023-21992, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Oracle PeopleSoft allows a low-privileged attacker to compromise PeopleSoft Enterprise HCM Human Resources via network access using HTTP, potentially leading to unauthorized data access and manipulation.

Affected Systems and Versions

The vulnerability affects version 9.2 of the PeopleSoft Enterprise HCM Human Resources product by Oracle Corporation.

Exploitation Mechanism

Attackers with low privileges and network access via HTTP can exploit this vulnerability to gain unauthorized access to and manipulate data within PeopleSoft Enterprise HCM Human Resources.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2023-21992 is crucial in maintaining system security and integrity. Here are some key steps you can take.

Immediate Steps to Take

Apply patches and updates provided by Oracle to address the CVE-2023-21992 vulnerability promptly.
Monitor network activity for any suspicious behavior and unauthorized access attempts.
Restrict network access to critical systems and components within PeopleSoft Enterprise HCM Human Resources.

Long-Term Security Practices

Regularly audit and review access controls and privileges within the PeopleSoft Enterprise HCM Human Resources system.
Educate staff on best security practices, such as avoiding clicking on suspicious links or downloading unknown attachments.
Conduct regular security assessments and vulnerability scans to identify and address potential weaknesses.

Patching and Updates

Ensure that you stay informed about security updates and patches released by Oracle for the PeopleSoft Enterprise HCM Human Resources product. Timely application of these patches can help mitigate the risk posed by CVE-2023-21992 and similar vulnerabilities.