CVE-2023-28421 Explained : Impact and Mitigation

This CVE, assigned by Patchstack, was published on December 21, 2023. It involves an Exposure of Sensitive Information to an Unauthorized Actor vulnerability in the Winwar Media WordPress Email Marketing Plugin – WP Email Capture, affecting versions from n/a through 3.10.

Understanding CVE-2023-28421

This section will delve into the details of CVE-2023-28421, outlining the vulnerability, its impact, technical aspects, and ways to mitigate it.

What is CVE-2023-28421?

CVE-2023-28421 refers to an Exposure of Sensitive Information to an Unauthorized Actor vulnerability found in the Winwar Media WordPress Email Marketing Plugin – WP Email Capture. The affected versions range from n/a to 3.10.

The Impact of CVE-2023-28421

This vulnerability poses a medium risk, with a CVSS v3.1 base score of 5.3. It could potentially lead to the exposure of sensitive information to unauthorized individuals, compromising the confidentiality of data.

Technical Details of CVE-2023-28421

This section will provide a breakdown of the technical aspects of CVE-2023-28421, including Vulnerability Description, Affected Systems and Versions, and Exploitation Mechanism.

Vulnerability Description

The vulnerability in the Winwar Media WordPress Email Marketing Plugin – WP Email Capture exposes sensitive information to unauthorized actors. This could result in a breach of confidentiality for affected users.

Affected Systems and Versions

The Exposure of Sensitive Information vulnerability impacts the following versions of the WordPress Email Marketing Plugin – WP Email Capture: from n/a through 3.10.

Exploitation Mechanism

The vulnerability can be exploited by unauthorized actors to gain access to sensitive information stored within the Winwar Media WordPress Email Marketing Plugin – WP Email Capture.

Mitigation and Prevention

In this section, we will outline steps to mitigate and prevent the exploitation of CVE-2023-28421, ensuring the security of systems using the affected plugin.

Immediate Steps to Take

Users are advised to update the Winwar Media WordPress Email Marketing Plugin – WP Email Capture to version 3.11 or higher to address the vulnerability and protect sensitive data.

Long-Term Security Practices

Implementing robust security measures, such as regular security audits, monitoring, and access controls, can help prevent future vulnerabilities and protect against unauthorized access.

Patching and Updates

Regularly applying software patches, updates, and security fixes provided by the plugin vendor is crucial to maintaining the security and integrity of WordPress websites using the WP Email Capture plugin.