CVE-2023-23894 : Exploit Details and Defense Strategies

This CVE-2023-23894 was published on May 8, 2023, by Patchstack. It involves a vulnerability in the Surbma | GDPR Proof Cookie Consent & Notice Bar plugin in WordPress, specifically affecting versions equal to or below 17.5.3.

Understanding CVE-2023-23894

This CVE pertains to a Cross-Site Scripting (XSS) vulnerability found in the Surbma | GDPR Proof Cookie Consent & Notice Bar plugin version 17.5.3 and below.

What is CVE-2023-23894?

The CVE-2023-23894 is a stored XSS vulnerability in the Surbma | GDPR Proof Cookie Consent & Notice Bar plugin in WordPress versions 17.5.3 and below. This vulnerability could allow an attacker to inject malicious scripts into the plugin, which may lead to unauthorized access or manipulation of data.

The Impact of CVE-2023-23894

The impact of this vulnerability is categorized as "CAPEC-592 Stored XSS," with a base severity level of MEDIUM according to the CVSS V3.1 scoring.

Technical Details of CVE-2023-23894

This section covers specific technical details related to the CVE-2023-23894 vulnerability.

Vulnerability Description

The vulnerability involves a stored Cross-Site Scripting (XSS) issue in the Surbma | GDPR Proof Cookie Consent & Notice Bar plugin, allowing unauthorized script injection.

Affected Systems and Versions

The Surbma | GDPR Proof Cookie Consent & Notice Bar plugin versions less than or equal to 17.5.3 are susceptible to this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by an attacker utilizing a contributor-level or higher authorization to inject malicious scripts into the plugin.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-23894, follow these necessary steps.

Immediate Steps to Take

Update the Surbma | GDPR Proof Cookie Consent & Notice Bar plugin to version 17.6.0 or a newer version to address the vulnerability efficiently.

Long-Term Security Practices

Implementing routine security audits and maintaining up-to-date software can help prevent such vulnerabilities in the future.

Patching and Updates

Regularly check for updates or patches for plugins and software to ensure that known vulnerabilities are addressed promptly and effectively.