CVE-2021-32704 : Exploit Details and Defense Strategies

DHIS 2, an information system, is affected by a SQL injection vulnerability in versions 2.34.4, 2.35.2, 2.35.3, 2.35.4, and 2.36.0. This vulnerability could allow attackers to manipulate data in DHIS2.

Understanding CVE-2021-32704

This section provides an overview of the CVE-2021-32704 vulnerability.

What is CVE-2021-32704?

DHIS 2, an information system, is susceptible to a SQL injection vulnerability in specific versions, allowing unauthorized data manipulation.

The Impact of CVE-2021-32704

The vulnerability could be exploited by logged-in users to read, edit, and delete data in the DHIS2 system, potentially leading to data breaches.

Technical Details of CVE-2021-32704

Below are the technical details of the CVE-2021-32704 vulnerability.

Vulnerability Description

The vulnerability affects the /api/trackedEntityInstances endpoint in DHIS2 versions 2.34.4, 2.35.2, 2.35.3, 2.35.4, and 2.36.0, allowing attackers to perform SQL injection attacks.

Affected Systems and Versions

DHIS2 versions 2.34.4, 2.35.2, 2.35.3, 2.35.4, and 2.36.0 are impacted by this vulnerability.

Exploitation Mechanism

Attackers must be logged in as DHIS2 users to exploit the vulnerability, granting them unauthorized access to manipulate data.

Mitigation and Prevention

To secure your systems from CVE-2021-32704, take the following steps:

Immediate Steps to Take

Implement the recommended patches for versions 2.34, 2.35, and 2.36 to mitigate the vulnerability.

Long-Term Security Practices

Regularly update DHIS2 to the latest versions to ensure protection against known vulnerabilities.

Patching and Updates

Install the provided patches promptly to prevent potential exploitation of the SQL injection vulnerability.