Yealink Config Encrypt Tool add RSA before 1.2 has a built-in RSA key pair, and thus there is a risk of decryption by an adversary.
The product uses a hard-coded, unchangeable cryptographic key.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Configuration_encryption_tool | Yealink | * | 1.2 (excluding) |