CVE-2021-40972 : Vulnerability Insights and Analysis

This article provides insights into a Cross-site scripting (XSS) vulnerability in spotweb 1.5.1 and below, allowing remote attackers to inject malicious scripts or HTML.

Understanding CVE-2021-40972

This section delves into the details of the identified vulnerability.

What is CVE-2021-40972?

CVE-2021-40972 is a Cross-site scripting (XSS) vulnerability found in spotweb 1.5.1 and earlier versions. It enables malicious actors to inject arbitrary web scripts or HTML through the mail parameter.

The Impact of CVE-2021-40972

The vulnerability poses a risk of executing unauthorized scripts and HTML content on the affected system, potentially leading to various security breaches.

Technical Details of CVE-2021-40972

Exploring the technical aspects of the vulnerability.

Vulnerability Description

The XSS vulnerability resides in templates/installer/step-004.inc.php within spotweb versions 1.5.1 and below, allowing attackers to insert malicious web scripts or HTML code via the mail parameter.

Affected Systems and Versions

Affected Product: Not applicable
Vendor: Not applicable
Versions Affected:
spotweb 1.5.1 and below

Exploitation Mechanism

The exploitation involves remote attackers injecting malicious web scripts or HTML code through the vulnerable mail parameter, granting them unauthorized access and control.

Mitigation and Prevention

Measures to address and prevent the exploitation of CVE-2021-40972.

Immediate Steps to Take

Update spotweb to the latest version to patch the vulnerability
Implement input validation to sanitize user-supplied data
Monitor and filter user inputs for suspicious content

Long-Term Security Practices

Regularly scan and audit the codebase for vulnerabilities
Educate developers and users on secure coding practices
Subscribe to security mailing lists for timely updates

Patching and Updates

Apply security patches and updates promptly to mitigate the risk of exploitation.