CVE-2020-21387 : Vulnerability Insights and Analysis

A cross-site scripting (XSS) vulnerability in the parameter type_en of Maccms 10 allows attackers to obtain the administrator cookie and escalate privileges via a crafted payload.

Understanding CVE-2020-21387

This CVE-2020-21387 vulnerability pertains to a specific XSS issue in Maccms 10, enabling malicious actors to gain unauthorized access and elevate their privileges.

What is CVE-2020-21387?

CVE-2020-21387 is a cross-site scripting (XSS) vulnerability found in Maccms 10, which can be exploited by attackers to acquire the administrator cookie and potentially escalate their privileges through a carefully crafted payload.

The Impact of CVE-2020-21387

The exploitation of this vulnerability can lead to severe consequences, including unauthorized access to sensitive information, manipulation of user privileges, and potential data breaches.

Technical Details of CVE-2020-21387

This section provides more in-depth technical insights into the CVE-2020-21387 vulnerability.

Vulnerability Description

The vulnerability lies in the parameter type_en of Maccms 10, allowing threat actors to execute XSS attacks and compromise the security of the system.

Affected Systems and Versions

Affected Systems: Maccms 10
Affected Versions: Not specified

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious code into the type_en parameter, enabling attackers to manipulate the administrator cookie and potentially escalate their privileges.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-21387, the following steps are recommended:

Immediate Steps to Take

Implement input validation mechanisms to sanitize user inputs effectively.
Regularly monitor and audit web application logs for any suspicious activities.
Apply security patches and updates provided by the software vendor.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.
Educate developers and administrators on secure coding practices and the risks associated with XSS vulnerabilities.

Patching and Updates

Ensure that the Maccms 10 software is kept up to date with the latest security patches and updates to mitigate the risk of exploitation.