CVE-2020-21809 : Exploit Details and Defense Strategies

NukeViet CMS module Shops 4.0.29 and 4.3 are affected by an SQL Injection vulnerability that can be exploited through specific parameters in certain PHP files.

Understanding CVE-2020-21809

This CVE identifies a critical SQL Injection vulnerability in NukeViet CMS module Shops 4.0.29 and 4.3.

What is CVE-2020-21809?

This CVE pertains to the exploitation of SQL Injection in the mentioned versions of the NukeViet CMS module Shops through specific parameters in detail.php and search_result.php.

The Impact of CVE-2020-21809

The vulnerability allows attackers to execute malicious SQL queries, potentially leading to data theft, data manipulation, or unauthorized access to the database.

Technical Details of CVE-2020-21809

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The SQL Injection vulnerability in NukeViet CMS module Shops 4.0.29 and 4.3 is triggered by the listid parameter in detail.php and the group_price or groupid parameters in search_result.php.

Affected Systems and Versions

Product: NukeViet CMS module Shops
Versions: 4.0.29 and 4.3

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious SQL queries through the specified parameters, enabling attackers to manipulate the database.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial to prevent potential exploitation.

Immediate Steps to Take

Apply the recommended patches provided by the vendor.
Implement input validation to sanitize user inputs and prevent SQL Injection attacks.

Long-Term Security Practices

Regularly update and patch all software components to address known vulnerabilities.
Conduct security audits and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Ensure that the NukeViet CMS module Shops is updated to the latest secure version to mitigate the SQL Injection vulnerability.