CVE-2023-2500 : What You Need to Know

This CVE-2023-2500 involves a vulnerability in the Go Pricing - WordPress Responsive Pricing Tables plugin for WordPress, facilitating PHP Object Injection up to version 3.3.19. Authenticated attackers with subscriber-level permissions or higher can exploit this vulnerability via deserialization of untrusted input from the 'go_pricing' shortcode 'data' parameter.

Understanding CVE-2023-2500

This section delves into the details of the CVE-2023-2500 vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-2500?

The CVE-2023-2500 vulnerability allows authenticated attackers to execute PHP Object Injection in the Go Pricing plugin for WordPress, potentially compromising the security of affected systems.

The Impact of CVE-2023-2500

With this vulnerability, attackers can inject a PHP Object, leading to various malicious actions. While no Proof-of-Concept (POP) chain is inherent in the vulnerable plugin itself, the presence of such a chain through additional plugins or themes could enable attackers to delete files, access sensitive information, or execute arbitrary code on the target system.

Technical Details of CVE-2023-2500

This section provides a deeper dive into the technical aspects of CVE-2023-2500, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from PHP Object Injection in the 'go_pricing' shortcode 'data' parameter of the Go Pricing plugin for WordPress. Through deserialization of untrusted input, authenticated attackers can inject PHP Objects, potentially leading to severe security risks.

Affected Systems and Versions

The Go Pricing - WordPress Responsive Pricing Tables plugin version up to and including 3.3.19 is susceptible to this vulnerability. Users with these versions are at risk of exploitation if the necessary conditions are met.

Exploitation Mechanism

Attackers with at least subscriber-level permissions can exploit this vulnerability by manipulating the 'data' parameter within the 'go_pricing' shortcode. By injecting malicious PHP Objects via deserialization of untrusted input, they can compromise the security of the affected systems.

Mitigation and Prevention

To safeguard systems from the CVE-2023-2500 vulnerability, immediate actions, long-term security practices, and timely patching and updates are crucial.

Immediate Steps to Take

Consider disabling the vulnerable plugin or implementing temporary workarounds to prevent exploitation.
Monitor system logs for any suspicious activities or unauthorized access attempts.
Inform relevant stakeholders about the vulnerability and its potential impact.

Long-Term Security Practices

Regularly update all plugins, themes, and WordPress installations to mitigate future security risks.
Implement strong access controls and permission settings to limit the impact of potential vulnerabilities.
Conduct security audits and penetration testing to identify and address any security weaknesses proactively.

Patching and Updates

Keep abreast of security advisories and updates from plugin vendors to deploy patches promptly.
Apply the latest patches or versions provided by the plugin developer to address the CVE-2023-2500 vulnerability effectively.
Test updates in a controlled environment before deploying them to production systems to avoid disruptions.