CVE-2021-26636 Explained : Impact and Mitigation

This article provides an overview of CVE-2021-26636, a vulnerability that affects MaxBoard, leading to Remote Code Execution due to Stored XSS and SQL injection. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2021-26636

CVE-2021-26636 is a vulnerability in MaxBoard that could result in Remote Code Execution through Stored XSS and SQL injection, potentially exposing sensitive information and allowing privilege escalation.

What is CVE-2021-26636?

The vulnerability in MaxBoard allows attackers to execute code remotely by exploiting Stored XSS and SQL injection flaws, posing a risk of information exposure and privilege escalation.

The Impact of CVE-2021-26636

With a CVSS base score of 8.8, this high-severity vulnerability can have a significant impact on confidentiality, integrity, and availability. Attackers can exploit the flaw to execute malicious code remotely.

Technical Details of CVE-2021-26636

The vulnerability in MaxBoard is characterized by stored XSS and SQL injection flaws, enabling attackers to perform Remote Code Execution.

Vulnerability Description

The Stored XSS and SQL injection vulnerability in MaxBoard allows threat actors to execute code remotely, potentially leading to information exposure and privilege escalation.

Affected Systems and Versions

MaxBoard versions less than or equal to 1.9.6.1 on the Linux platform are affected by this vulnerability, making them susceptible to Remote Code Execution.

Exploitation Mechanism

Attackers can exploit the Stored XSS and SQL injection flaws in MaxBoard to inject and execute malicious code, enabling them to achieve Remote Code Execution.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-26636, users are advised to take immediate steps and implement long-term security practices.

Immediate Steps to Take

Users should apply security patches provided by the vendor, monitor for any unauthorized access, and restrict user privileges to reduce the risk of exploitation.

Long-Term Security Practices

Implement secure coding practices, conduct regular security assessments, and educate users about the importance of cybersecurity to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly update MaxBoard to the latest version, apply security patches promptly, and stay informed about security advisories to protect systems from potential threats.