CVE-2021-24657 : Vulnerability Insights and Analysis

A detailed overview of CVE-2021-24657, a vulnerability in the Limit Login Attempts WordPress plugin.

Understanding CVE-2021-24657

This section provides insights into the nature and impact of the CVE-2021-24657 vulnerability.

What is CVE-2021-24657?

The Limit Login Attempts WordPress plugin before version 4.0.50 is susceptible to an Unauthenticated Stored Cross-Site Scripting issue due to improper handling of IP addresses.

The Impact of CVE-2021-24657

The vulnerability allows attackers to execute malicious scripts in the context of an authenticated user, compromising the security and integrity of the WordPress site.

Technical Details of CVE-2021-24657

Explore the specifics of the CVE-2021-24657 vulnerability to understand its implications.

Vulnerability Description

The flaw arises from the plugin failing to sanitize IP addresses in login reports, enabling attackers to inject malicious scripts.

Affected Systems and Versions

Limit Login Attempts versions earlier than 4.0.50 are impacted by this vulnerability, leaving WordPress installations exposed.

Exploitation Mechanism

Attackers can exploit the flaw by manipulating headers like X-Forwarded-For to inject malicious code into the reports table.

Mitigation and Prevention

Discover effective strategies to mitigate the risks associated with CVE-2021-24657.

Immediate Steps to Take

Update the Limit Login Attempts plugin to version 4.0.50 or above to patch the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Regularly monitor and audit WordPress plugins for security vulnerabilities to address issues promptly and enhance overall security posture.

Patching and Updates

Stay informed about security updates and patches released by plugin developers to safeguard WordPress installations against known vulnerabilities.