CVE-2023-28015 (domino_appdev_pack)

The HCL Domino AppDev Pack IAM service is susceptible to a User Account Enumeration vulnerability.   During a failed login attempt a difference in messages could allow an attacker to determine if the user is valid or not.  The attacker could use this information to focus a brute force attack on valid users.

account attack brute cve domino enumeration focus hcl iam information login messages service valid vulnerability