CVE-2021-26830 : What You Need to Know

SQL Injection in Tribalsystems Zenario CMS 8.8.52729 allows remote attackers to access the database or delete the plugin via the

ID

input field of ajax.php in the

Pugin library - delete

module.

Understanding CVE-2021-26830

This CVE describes a SQL Injection vulnerability in Tribalsystems Zenario CMS 8.8.52729 that enables attackers to compromise the system by manipulating the

ID

input field of ajax.php in the

Pugin library - delete

module.

What is CVE-2021-26830?

CVE-2021-26830 is a security flaw in Tribalsystems Zenario CMS 8.8.52729 that allows malicious actors to perform SQL Injection attacks. By exploiting this vulnerability, attackers can gain unauthorized access to the database or delete crucial plugins within the system.

The Impact of CVE-2021-26830

The impact of this CVE is severe as it can lead to unauthorized access to sensitive data stored in the database or the deletion of essential plugins, disrupting the normal operation of the affected system.

Technical Details of CVE-2021-26830

In this section, we will delve into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability arises from improper input validation in the

ID

parameter of the ajax.php file in the

Pugin library - delete

module, enabling SQL Injection attacks.

Affected Systems and Versions

Tribalsystems Zenario CMS 8.8.52729 is affected by this vulnerability. Other versions may also be impacted, though specific details are not provided.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by inserting malicious SQL queries through the

ID

input field, manipulating the database queries to either access sensitive information or delete plugins.

Mitigation and Prevention

To address CVE-2021-26830 and enhance overall system security, the following steps should be taken:

Immediate Steps to Take

Users are advised to update the affected CMS to a non-vulnerable version, such as 8.8.53370.
It is crucial to sanitize and validate user inputs to prevent SQL Injection attacks.

Long-Term Security Practices

Regular security audits and code reviews should be conducted to identify and address vulnerabilities promptly.
Educate developers and system administrators on secure coding practices and the importance of input validation.

Patching and Updates

Regularly monitor vendor security advisories and apply patches released by Tribalsystems to fix known vulnerabilities and enhance system security.