In Ericsson Network Manager (ENM) releases before 21.2, users belonging to the same AMOS authorization group can retrieve the data from certain log files. All AMOS users are considered to be highly privileged users in ENM system and all must be previously defined and authorized by the Security Administrator. Those users can access some log’s files, under a common path, and read information stored in the log’s files in order to conduct privilege escalation.
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Network_manager | Ericsson | * | 21.2 (excluding) |
While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for: