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CVE-2020-18457 : Vulnerability Insights and Analysis

Learn about CVE-2020-18457, a CSRF vulnerability in bycms v1.3.0 allowing unauthorized creation of admin accounts. Find mitigation steps and prevention measures.

A CSRF vulnerability in bycms v1.3.0 allows attackers to create an admin account via admin.php/ucenter/add.html.

Understanding CVE-2020-18457

This CVE involves a Cross Site Request Forgery (CSRF) vulnerability in bycms v1.3.0 that enables the unauthorized addition of an admin account through a specific URL.

What is CVE-2020-18457?

The vulnerability in bycms v1.3.0 permits malicious actors to perform CSRF attacks, leading to the creation of an admin account without proper authorization.

The Impact of CVE-2020-18457

The exploitation of this vulnerability can result in unauthorized access to the system, potentially compromising sensitive data and system integrity.

Technical Details of CVE-2020-18457

This section provides detailed technical information about the CVE.

Vulnerability Description

The CSRF flaw in bycms v1.3.0 allows attackers to add an admin account via the specific URL admin.php/ucenter/add.html.

Affected Systems and Versions

        Affected Version: bycms v1.3.0

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious request that tricks an authenticated user into executing unauthorized actions, such as creating an admin account.

Mitigation and Prevention

Protecting systems from CVE-2020-18457 requires immediate actions and long-term security practices.

Immediate Steps to Take

        Disable or restrict access to the vulnerable URL admin.php/ucenter/add.html
        Implement CSRF tokens to validate and authenticate user requests

Long-Term Security Practices

        Regularly update and patch the bycms application to address security vulnerabilities
        Conduct security audits and penetration testing to identify and mitigate potential risks

Patching and Updates

        Apply patches or updates provided by the vendor to fix the CSRF vulnerability in bycms v1.3.0

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