Common Weakness Enumeration
CWE Definition / CWE-645
CWE-645: Overly Restrictive Account Lockout Mechanism
The product contains an account lockout protection mechanism, but the mechanism is too restrictive and can be triggered too easily, which allows attackers to deny service to legitimate users by causing their accounts to be locked out.
Published:30 Jan 2008
Organization:MITRE
Modified:11 Dec 2025
Related Weakness
CWE-287: Improper Authentication
