Cisco Virtual Central Office 4000 (VCO/4K) uses weak encryption to store usernames and passwords in the SNMP MIB, which allows an attacker who knows the community name to crack the password and gain privileges.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Virtual_central_office_4000 | Cisco | * | 5.1.3 (including) |