CVE-2023-3427: Salon Booking System <= 8.4.6 - Cross-Site Request Forgery to Admin Role Change to Customer, User Meta Update via save_customer
The Salon Booking System plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 8.4.6. This is due to missing or incorrect nonce validation on the 'savecustomer' function. This makes it possible for unauthenticated attackers to change the admin role to customer or change the user meta to arbitrary values via a forged request, granted they can trick a site administrator into performing an action such as clicking on a link.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
WordPress Salon Booking System pluginto a version that resolves this vulnerability.Fixed in 8.4.6 - Configuration
Fix the missing/incorrect nonce validation on the 'save_customer' function to prevent CSRF that could change the admin role to customer or update user meta to arbitrary values.
WordPress (Salon Booking System) Nonce validation for 'save_customer' function = Ensure nonce is present and correctly validated - Compensating control
Mitigate CSRF impact by ensuring site administrators do not click untrusted links or interact with attacker-forged requests (e.g., via user awareness and strict access controls around administrative actions).
Event History
Frequently Asked Questions
What is the severity of CVE-2023-3427?
CVE-2023-3427 has been classified as a medium severity vulnerability due to its potential impact on user roles.
How do I fix CVE-2023-3427?
To fix CVE-2023-3427, update the Salon Booking System plugin to version 8.4.7 or later which includes a patch for nonce validation.
Who is affected by CVE-2023-3427?
CVE-2023-3427 affects users of the Salon Booking System WordPress plugin versions up to and including 8.4.6.
What type of vulnerability is CVE-2023-3427?
CVE-2023-3427 is a Cross-Site Request Forgery (CSRF) vulnerability.
What can attackers do with CVE-2023-3427?
Attackers can exploit CVE-2023-3427 to change the admin role to unauthorized users without authentication.