#VU52287 Security restrictions bypass in Juniper Junos OS - CVE-2021-0235
Published: April 16, 2021
Juniper Junos OS
Juniper Networks, Inc.
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to system does not properly impose security restrictions in a multi-tenant environment. On SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series devices using tenant services on Juniper Networks Junos OS, due to incorrect permission scheme assigned to tenant system administrators, a tenant system administrator may inadvertently send their network traffic to one or more tenants while concurrently modifying the overall device system traffic management, affecting all tenants and the service provider. Further, a tenant may inadvertently receive traffic from another tenant.