CVE-2020-9402 : Vulnerability Insights and Analysis

Django 1.11 before 1.11.29, 2.2 before 2.2.11, and 3.0 before 3.0.4 allows SQL Injection if untrusted data is used as a tolerance parameter in GIS functions and aggregates on Oracle. This vulnerability could enable an attacker to inject malicious SQL by passing a crafted tolerance to GIS functions and aggregates on Oracle.

Understanding CVE-2020-9402

This CVE pertains to a SQL Injection vulnerability in Django versions prior to specified releases.

What is CVE-2020-9402?

Django versions mentioned are susceptible to SQL Injection when untrusted data is utilized as a tolerance parameter in GIS functions and aggregates on Oracle databases.

The Impact of CVE-2020-9402

The exploitation of this vulnerability could lead to unauthorized access, data manipulation, and potentially a complete system compromise.

Technical Details of CVE-2020-9402

This section provides technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows for SQL Injection by using untrusted data as a tolerance parameter in GIS functions and aggregates on Oracle.

Affected Systems and Versions

Django 1.11 before 1.11.29
Django 2.2 before 2.2.11
Django 3.0 before 3.0.4

Exploitation Mechanism

By passing a carefully crafted tolerance to GIS functions and aggregates on Oracle, attackers can bypass escaping mechanisms and inject malicious SQL.

Mitigation and Prevention

Protective measures to address and prevent exploitation of the vulnerability.

Immediate Steps to Take

Upgrade Django to versions 1.11.29, 2.2.11, or 3.0.4, which contain fixes for the SQL Injection vulnerability.
Avoid using untrusted data directly in GIS functions and aggregates.

Long-Term Security Practices

Regularly update Django and other software components to the latest secure versions.
Implement input validation and sanitization to prevent injection attacks.

Patching and Updates

Apply security patches provided by Django promptly to mitigate the risk of SQL Injection.