Vulnerability Details : CVE-2023-2416
The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Cross-Site Request Forgery due to a missing nonce check on the vcita_logout_callback function in versions up to, and including, 4.2.10. This makes it possible for unauthenticated to logout a vctia connected account which would cause a denial of service on the appointment scheduler, via a forged request granted they can trick a site user into performing an action such as clicking on a link.
Vulnerability category: Cross-site request forgery (CSRF)Denial of service
Products affected by CVE-2023-2416
- Vcita » Online Booking & Scheduling Calendar For Wordpress By Vcita » For WordpressVersions up to, including, (<=) 4.2.10cpe:2.3:a:vcita:online_booking_\&_scheduling_calendar_for_wordpress_by_vcita:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-2416
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-2416
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST | |
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L |
2.8
|
2.5
|
Wordfence |
CWE ids for CVE-2023-2416
-
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.Assigned by:
- nvd@nist.gov (Primary)
- security@wordfence.com (Secondary)
References for CVE-2023-2416
-
https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php#L55
Exploit
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0bc-5650390c29a8?source=cve
Third Party Advisory
-
https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
Security Vulnerabilities in WordPress Plugins by vcita – Jonas' BlogExploit;Third Party Advisory
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