CVE-2024-44821 Information

Description

ZZCMS 2023 contains a vulnerability in the captcha reuse logic located in /inc/function.php. The checkyzm function does not properly refresh the captcha value after a failed validation attempt. As a result an attacker can exploit this flaw by repeatedly submitting the same incorrect captcha response allowing them to capture the correct captcha value through error messages.

Reference

https://github.com/gkdgkd123/codeAudit/blob/main/CVE-2024-44821%20ZZCMS2023%20%E9%AA%8C%E8%AF%81%E7%A0%81%E5%A4%8D%E7%94%A8%E9%80%BB%E8%BE%91%E6%BC%8F%E6%B4%9E.md