title: Junos OS: EX2300 and EX3400 series: Certain stateless firewall filter rules might not take effect
description: 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.
problem types: CWE-794: Incomplete Filtering of Multiple Instances of Special Elements
affected:
{
platforms: EX2300 and EX3400 series
product: Junos OS
vendor: Juniper Networks
versions:
lessThan: 15.1X53-D590, status: affected, version: 15.1X53, versionType: custom
lessThan: 18.1R3, status: affected, version: 18.1, versionType: custom
lessThan: 18.2R2, status: affected, version: 18.2, versionType: custom
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.8
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: LOW
privilegesRequired: NONE
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
version: 3.0
]
exploits: Juniper SIRT is not aware of any malicious exploitation of this vulnerability.
solutions: The following software releases have been updated to resolve this specific issue: Junos OS 15.1X53-D590, 18.1R3, 18.2R2, 18.3R1, and all subsequent releases.
workarounds: There are no known workarounds for this issue.