CVE-2025-52947 Junos OS: ACX Series: When 'hot-standby' mode is configured for an L2 circuit, interface flap causes the FEB to crash

An Improper Handling of Exceptional Conditions vulnerability in route processing of Juniper Networks Junos OS on specific end-of-life EOL ACX Series platforms allows an attacker to crash the Forwarding Engine Board FEB by flapping an interface, leading to a Denial of Service DoS. On ACX1000,...

CVE-2021-0233

A vulnerability in Juniper Networks Junos OS ACX500 Series, ACX4000 Series, may allow an attacker to cause a Denial of Service DoS by sending a high rate of specific packets to the device, resulting in a Forwarding Engine Board FFEB crash. Continued receipt of these packets will sustain the Denia...