CVE-2023-21924 : Exploit Details and Defense Strategies

This CVE record was published by Oracle on April 18, 2023, highlighting a vulnerability in the Oracle Health Sciences InForm product. The vulnerability allows a high-privileged attacker with network access via HTTP to compromise Oracle Health Sciences InForm, potentially leading to unauthorized data access and partial denial of service.

Understanding CVE-2023-21924

This section dives into the details of CVE-2023-21924, shedding light on what exactly this vulnerability entails and its potential impact.

What is CVE-2023-21924?

CVE-2023-21924 is an easily exploitable vulnerability found in the Oracle Health Sciences InForm product. It requires a high-privileged attacker with network access via HTTP to exploit the vulnerability. Successful attacks could lead to unauthorized data access within Oracle Health Sciences InForm and a partial denial of service.

The Impact of CVE-2023-21924

Successful exploitation of CVE-2023-21924 can result in unauthorized update, insert, or delete access to certain Oracle Health Sciences InForm data. Additionally, there may be unauthorized read access to a subset of data and the ability to cause a partial denial of service within Oracle Health Sciences InForm. The confidentiality, integrity, and availability of the system are impacted, with a CVSS 3.1 Base Score of 5.9 (Medium Severity).

Technical Details of CVE-2023-21924

In this section, we delve deeper into the technical aspects of CVE-2023-21924, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Oracle Health Sciences InForm allows a high-privileged attacker with network access via HTTP to compromise the system, potentially leading to unauthorized data access and a partial denial of service.

Affected Systems and Versions

The Oracle Health Sciences InForm product of Oracle Health Sciences Applications is affected. Specifically, versions prior to 6.3.1.3 and prior to 7.0.0.1 are vulnerable to this exploit.

Exploitation Mechanism

Successful exploitation of CVE-2023-21924 requires a high-privileged attacker with network access via HTTP. The attacker must interact with a person other than themselves to compromise Oracle Health Sciences InForm.

Mitigation and Prevention

Lastly, we discuss the steps organizations can take to mitigate the risks associated with CVE-2023-21924 and prevent potential attacks.

Immediate Steps to Take

Organizations should apply security patches provided by Oracle promptly to address the vulnerability and prevent exploitation. Additionally, it is crucial to monitor and restrict network access to mitigate risks.

Long-Term Security Practices

Implementing proper access controls, conducting regular security assessments, and educating users about safe computing practices are essential for long-term security resilience.

Patching and Updates

Regularly applying software updates and security patches released by Oracle for the Health Sciences InForm product is crucial to maintain a secure environment and protect against known vulnerabilities.