CVE-2019-6975 : What You Need to Know

Django versions 1.11.x before 1.11.19, 2.0.x before 2.0.11, and 2.1.x before 2.1.6 are susceptible to Uncontrolled Memory Consumption due to a flaw in the django.utils.numberformat.format() function.

Understanding CVE-2019-6975

This CVE involves a vulnerability in Django versions that could allow an attacker to cause Uncontrolled Memory Consumption.

What is CVE-2019-6975?

The django.utils.numberformat.format() function in Django versions 1.11.x before 1.11.19, 2.0.x before 2.0.11, and 2.1.x before 2.1.6 is vulnerable to Uncontrolled Memory Consumption when an attacker provides a malicious value.

The Impact of CVE-2019-6975

This vulnerability could be exploited by an attacker to cause Uncontrolled Memory Consumption, potentially leading to denial of service or other malicious activities.

Technical Details of CVE-2019-6975

This section provides more in-depth technical details about the CVE.

Vulnerability Description

Django 1.11.x before 1.11.19, 2.0.x before 2.0.11, and 2.1.x before 2.1.6 allows Uncontrolled Memory Consumption via a malicious attacker-supplied value to the django.utils.numberformat.format() function.

Affected Systems and Versions

Django 1.11.x before 1.11.19
Django 2.0.x before 2.0.11
Django 2.1.x before 2.1.6

Exploitation Mechanism

The vulnerability can be exploited by providing a malicious value to the django.utils.numberformat.format() function, leading to Uncontrolled Memory Consumption.

Mitigation and Prevention

Protecting systems from CVE-2019-6975 is crucial to maintaining security.

Immediate Steps to Take

Update Django to versions 1.11.19, 2.0.11, or 2.1.6, which contain fixes for this vulnerability.
Monitor system resources for any signs of Uncontrolled Memory Consumption.

Long-Term Security Practices

Regularly update Django and other software components to patch known vulnerabilities.
Implement input validation mechanisms to prevent malicious values from causing memory issues.

Patching and Updates

Apply the latest security updates provided by Django to address the Uncontrolled Memory Consumption vulnerability.