CVE-2023-2734 Scanner

The MStore API is a widely used WordPress plugin developed by InspireUI, primarily for integrating mobile applications with WordPress sites. It's leveraged extensively by web developers and site administrators to synchronize content between WordPress and mobile apps. This plugin is crucial for maintaining seamless updates and user experience across platforms. Companies of all sizes use MStore API to enhance their e-commerce functionalities, allowing for the seamless synchronization of shopping carts and orders. However, its security is paramount since it manages extensive data interactions between the server and mobile clients. Given its integration roles, any vulnerabilities present can critically impact user accounts and site integrity.

The Authentication Bypass vulnerability in the MStore API plugin for WordPress is significant. This vulnerability allows attackers to authenticate as existing users without proper credentials. By exploiting insufficient user verification during the cart synchronization process, malicious entities can gain unauthorized access. Potentially, this enables attackers to masquerade as admin users, manipulating site functionality and data. Such a vulnerability can compromise user information and overall site security. This issue underscores the essential need for robust verification mechanisms in plugins handling authentication processes.

Technically, the vulnerability arises from inadequate verification of user details during REST API interactions. When a mobile application syncs its cart, a failure to rigorously validate the user allows malicious actors to seize administrative control by simply possessing a valid user ID. The plugin's vulnerable endpoint is part of the REST API, specifically in routes handling cart synchronization. As a result, any HTTP requests sent with randomized or specifically guessed user IDs can inadvertently lead to a successful login attempt by a malicious actor. This flaw highlights a critical gap in the authentication pipeline, specifically concerning the plugin's REST API endpoints.

Exploiting this vulnerability allows attackers to gain unwarranted administrative access, potentially leading to site defacement, data theft, or further malware deployment. High-level access can disrupt user data integrity, e-commerce transactions, and even allow for the installation of backdoors for prolonged site exploitation. Exploited vulnerabilities could lead to loss of customer trust, financial repercussions due to data breaches, and legal issues for not safeguarding user information adequately. Overall, the ramifications are severe, demanding urgent interventions for mitigation.

REFERENCES

• https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/mstore-api/mstore-api-391-authentication-bypass
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2915729%40mstore-api&old=2913397%40mstore-api&sfp_email=&sfph_mail=#file59
• https://nvd.nist.gov/vuln/detail/CVE-2023-2734