| Package | Affected versions | Patched versions |
|---|---|---|
| optical networking systems software | = 3.0= 3.1.0= 3.2= 3.2.0= 3.3.0 |
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.
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