The Theme My Login 2FA WordPress plugin before 1.2 does not rate limit 2FA validation attempts, which may allow an attacker to brute-force all possibilities, which shouldnt be too long, as the 2FA codes are 6 digits.
The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| 2fa | Thememylogin | * | 1.2 (excluding) |
Common protection mechanisms include:
Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid [REF-1482].
Consider using libraries with authentication capabilities such as OpenSSL or the ESAPI Authenticator. [REF-45]