CVE-2021-26644 : Exploit Details and Defense Strategies

A SQL-Injection vulnerability in the Mangboard bulletin board allows remote attackers to execute arbitrary code on the server. This CVE has a CVSS score of 8.8.

Understanding CVE-2021-26644

This section will provide insights into the nature of the vulnerability and its potential impact.

What is CVE-2021-26644?

CVE-2021-26644 is a SQL-Injection vulnerability resulting from the absence of input value verification for the table name of the database used by Mangboard's bulletin board. Attackers can exploit this flaw to run malicious code on the server hosting the bulletin board.

The Impact of CVE-2021-26644

The vulnerability poses a high risk as it allows remote attackers to compromise the confidentiality, integrity, and availability of the affected system, potentially leading to severe consequences.

Technical Details of CVE-2021-26644

This section will delve into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability originates from inadequate input validation for database table names in Mangboard, paving the way for SQL-Injection attacks.

Affected Systems and Versions

The issue affects Hometory's 'Mangboard WP BASIC' version 2.0.3 running on Windows systems.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by injecting malicious SQL code into input fields, enabling them to execute arbitrary commands on the server.

Mitigation and Prevention

In this section, we will explore measures to mitigate the risks associated with CVE-2021-26644.

Immediate Steps to Take

Update Mangboard WP BASIC to a patched version that includes fixes for the SQL-Injection vulnerability.
Implement proper input validation mechanisms to prevent malicious injections.

Long-Term Security Practices

Conduct regular security assessments and code reviews to identify and address vulnerabilities promptly.
Educate developers and administrators on secure coding practices to minimize the occurrence of such flaws.

Patching and Updates

Stay informed about security updates released by Hometory for Mangboard WP BASIC to ensure timely application of patches.