CVE-2019-17675 : What You Need to Know

WordPress versions prior to 5.2.4 are vulnerable to inadequate validation of the referer in admin pages, potentially leading to CSRF vulnerabilities.

Understanding CVE-2019-17675

This CVE highlights a security issue in WordPress versions before 5.2.4 related to referer validation in admin pages.

What is CVE-2019-17675?

WordPress before 5.2.4 lacks proper consideration of type confusion during referer validation, which can open the door to CSRF attacks.

The Impact of CVE-2019-17675

The vulnerability could allow malicious actors to exploit type confusion, leading to potential CSRF vulnerabilities within affected WordPress versions.

Technical Details of CVE-2019-17675

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue arises from WordPress failing to adequately validate the referer in admin pages, potentially resulting in type confusion and CSRF vulnerabilities.

Affected Systems and Versions

Product: WordPress
Vendor: WordPress
Versions Affected: All versions prior to 5.2.4

Exploitation Mechanism

The vulnerability can be exploited by manipulating the referer header to trigger type confusion and potentially execute CSRF attacks.

Mitigation and Prevention

Protecting systems from CVE-2019-17675 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update WordPress to version 5.2.4 or later to mitigate the vulnerability.
Monitor and restrict access to admin pages to prevent unauthorized exploitation.

Long-Term Security Practices

Regularly update WordPress and plugins to patch security vulnerabilities.
Implement web application firewalls to detect and block malicious traffic.

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities in WordPress.