CVE-2019-0002

Junos OS: EX2300 and EX3400 series: Certain stateless firewall filter rules might not take effect

CRITICAL
9.8
CVSS Score
Published: January 15, 2019 at 09:00 PM UTC
Updated: June 17, 2026 at 02:07 AM UTC
3 products affected across 2 vendorsJunosEx2300Ex3400

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Severity
CRITICAL9.8
Exploit prediction
EPSS 2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Affected range stops below 15.1X53-D590, so it looks safe — our inference, not a vendor statement
Affected range stops below 18.1R3, so it looks safe — our inference, not a vendor statement
Affected range stops below 18.2R2, so it looks safe — our inference, not a vendor statement
juniper-ex2300 (environment) · juniper-ex3400 (environment)
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-794NVD-CWE-noinfo

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