Cisco ONS15454 and ONS15327 running ONS before 3.4 have an account for the VxWorks Operating System in the TCC, TCC+ and XTC that cannot be changed or disabled, which allows remote attackers to gain privileges by connecting to the account via Telnet.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Optical_networking_systems_software | Cisco | 3.0 (including) | 3.0 (including) |
| Optical_networking_systems_software | Cisco | 3.1.0 (including) | 3.1.0 (including) |
| Optical_networking_systems_software | Cisco | 3.2 (including) | 3.2 (including) |
| Optical_networking_systems_software | Cisco | 3.2.0 (including) | 3.2.0 (including) |
| Optical_networking_systems_software | Cisco | 3.3.0 (including) | 3.3.0 (including) |