The forDNN.UsersExportImport module before 1.2.0 for DNN (formerly DotNetNuke) allows an unprivileged user to import (create) new users with Administrator privileges, as demonstrated by Roles="Administrators" in XML or CSV data.
During installation, installed file permissions are set to allow anyone to modify those files.
Link | Tags |
---|---|
https://github.com/fordnn/usersexportimport/commits/master | third party advisory |
https://blog.joaoorvalho.com/description-cve-2019-19392/ | third party advisory exploit |