The system console configuration option log-out-on-disconnect In Juniper Networks Junos OS Evolved fails to log out an active CLI session when the console cable is disconnected. This could allow a malicious attacker with physical access to the console the ability to resume a previous interactive session and possibly gain administrative privileges. This issue affects all Juniper Networks Junos OS Evolved versions after 18.4R1-EVO, prior to 20.2R1-EVO.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Junos_os_evolved | Juniper | 19.2-r1 (including) | 19.2-r1 (including) |
| Junos_os_evolved | Juniper | 19.2-r2 (including) | 19.2-r2 (including) |
| Junos_os_evolved | Juniper | 19.3-r2 (including) | 19.3-r2 (including) |
| Junos_os_evolved | Juniper | 19.4-r1 (including) | 19.4-r1 (including) |
| Junos_os_evolved | Juniper | 19.4-r2 (including) | 19.4-r2 (including) |
| Junos_os_evolved | Juniper | 19.4-r2-s1 (including) | 19.4-r2-s1 (including) |
| Junos_os_evolved | Juniper | 20.1-r1 (including) | 20.1-r1 (including) |
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: