CVE-2021-24774 : Exploit Details and Defense Strategies
Understand the impact of CVE-2021-24774 affecting Check & Log Email plugin versions < 1.0.3. Learn about mitigation steps to secure WordPress sites against SQL injection attacks.
A detailed analysis of CVE-2021-24774 focusing on the Check & Log Email WordPress plugin vulnerability.
Understanding CVE-2021-24774
This CVE pertains to the Check & Log Email WordPress plugin version 1.0.3 and below, allowing SQL injection attacks due to inadequate validation of certain parameters.
What is CVE-2021-24774?
The Check & Log Email WordPress plugin before version 1.0.3 fails to properly validate and escape the "order" and "orderby" GET parameters, making it susceptible to SQL injection vulnerabilities when viewing logs.
The Impact of CVE-2021-24774
The SQL injection vulnerability in the affected plugin versions could be exploited by malicious actors to manipulate the SQL database of the WordPress site, potentially leading to data disclosure, modification, or deletion.
Technical Details of CVE-2021-24774
Digging into the specifics of the vulnerability in the Check & Log Email WordPress plugin.
Vulnerability Description
The plugin versions prior to 1.0.3 do not adequately sanitize user-supplied input, allowing attackers to inject malicious SQL code through the affected parameters.
Affected Systems and Versions
The SQL injection flaw affects Check & Log Email plugin versions earlier than 1.0.3.
Exploitation Mechanism
Exploiting this vulnerability involves crafting specific HTTP requests with malicious SQL payloads to inject and execute unauthorized commands within the database.
Mitigation and Prevention
Guidelines on how to mitigate the risks associated with CVE-2021-24774 and prevent such vulnerabilities in the future.
Immediate Steps to Take
Users are advised to update the Check & Log Email plugin to version 1.0.3 or above to patch the SQL injection vulnerability and secure their WordPress installations.
Long-Term Security Practices
Implement rigorous input validation, output encoding, and parameterized queries in plugin development to prevent SQL injection attacks.
Patching and Updates
Regularly monitor for security patches and updates released by plugin developers, ensuring timely application to address known vulnerabilities.