CVE-2019-0002: Juniper Junos

Critical severity, CVSS 9.8. EPSS: 2.4% chance of exploitation in the next 30 days.

On EX2300 and EX3400 series, stateless firewall filter configuration that uses the action 'policer' in combination with other actions might not take effect. When this issue occurs, the output of the command: show pfe filter hw summary will not show the entry for: RACL group Affected releases are Junos OS on EX2300 and EX3400 series: 15.1X53 versions prior to 15.1X53-D590; 18.1 versions prior to 18.1R3; 18.2 versions prior to 18.2R2. This issue affect both IPv4 and IPv6 firewall filter.

Affected products

• Juniper Junos: version 15.1x53 only; version 18.1 only; version 18.2 only

Published 2019-01-15. Last modified 2026-06-17.