Описание
SMTP misconfiguration leading to "Forgot Password" exploit that leaks registered user email.
Impact
A user enumeration attack is possible when SMTP is not setup correctly, but reset password is enabled
Explanation of the vulnerability
Two different error messages was shown, based on if the user exists or not when using the forgot password functionality, when the SMTP was configured but do not response.
Пакеты
Umbraco.CMS
>= 8.0.0, < 8.18.10
8.18.10
Umbraco.CMS
>= 9.0.0, < 10.8.1
10.8.1
Umbraco.CMS
>= 11.0.0, < 12.3.4
12.3.4
Связанные уязвимости
Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.4, a user enumeration attack is possible when SMTP is not set up correctly, but reset password is enabled. Versions 8.18.10, 10.8.1, and 12.3.4 contain a patch for this issue.