CVE-2023-4245 : What You Need to Know

This CVE article covers the details of CVE-2023-4245, which affects the WooCommerce PDF Invoice Builder plugin for WordPress.

Understanding CVE-2023-4245

This section will delve into what CVE-2023-4245 entails, its impact, technical details, and ways to mitigate and prevent exploitation.

What is CVE-2023-4245?

CVE-2023-4245 is a vulnerability found in the WooCommerce PDF Invoice Builder plugin for WordPress. The issue arises from a missing capability check on the GetInvoiceDetail function in versions up to and including 1.2.89. This flaw allows subscribers to access arbitrary invoices by guessing the order id and invoice id, leading to unauthorized access of data.

The Impact of CVE-2023-4245

The impact of CVE-2023-4245 is significant as it enables unauthorized users to view sensitive invoice data, compromising the confidentiality of the information stored within the plugin.

Technical Details of CVE-2023-4245

This section covers specific technical aspects of the CVE, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in WooCommerce PDF Invoice Builder plugin allows unauthorized access to invoice details due to the absence of a capability check in the GetInvoiceDetail function within versions up to 1.2.89.

Affected Systems and Versions

The affected vendor is edgarrojas, and the impacted product is "WooCommerce PDF Invoice Builder, Create invoices, packing slips and more." Versions equal to or less than 1.2.89 are vulnerable to exploitation.

Exploitation Mechanism

To exploit CVE-2023-4245, unauthorized subscribers need to guess the order id and invoice id, granting them access to arbitrary invoices and potentially sensitive data stored within the plugin.

Mitigation and Prevention

In light of CVE-2023-4245, it is crucial to take immediate action to mitigate the risk posed by this vulnerability. Implementing security best practices can help safeguard systems from potential exploitation.

Immediate Steps to Take

Update the WooCommerce PDF Invoice Builder plugin to a version beyond 1.2.89 to patch the vulnerability.
Monitor user access and audit logs to detect any unauthorized attempts to view invoice details.

Long-Term Security Practices

Regularly review and update plugins to ensure they are patched with the latest security fixes.
Implement strict user access controls and least privilege principles to restrict unauthorized access.
Conduct security assessments and penetration testing to identify and address potential vulnerabilities proactively.

Patching and Updates

Ensure that the WooCommerce PDF Invoice Builder plugin is regularly updated to the latest version provided by the vendor to address known security vulnerabilities and enhance overall system security. Regularly check for security advisories and apply patches promptly to maintain a secure environment.