vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2019-0005

MEDIUM
5.3
CVSS Score
Published: January 15, 2019 at 09:00 PM UTC
Updated: June 17, 2026 at 02:07 AM UTC
14 products affected across 2 vendorsJunosQfx5200Qfx5110

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM5.3
Exploit prediction
EPSS 1%

Description

On EX2300, EX3400, EX4600, QFX3K and QFX5K series, firewall filter configuration cannot perform packet matching on any IPv6 extension headers. This issue may allow IPv6 packets that should have been blocked to be forwarded. IPv4 packet filtering is unaffected by this vulnerability. Affected releases are Juniper Networks Junos OS on EX and QFX series;: 14.1X53 versions prior to 14.1X53-D47; 15.1 versions prior to 15.1R7; 15.1X53 versions prior to 15.1X53-D234 on QFX5200/QFX5110 series; 15.1X53 versions prior to 15.1X53-D591 on EX2300/EX3400 series; 16.1 versions prior to 16.1R7; 17.1 versions prior to 17.1R2-S10, 17.1R3; 17.2 versions prior to 17.2R3; 17.3 versions prior to 17.3R3; 17.4 versions prior to 17.4R2; 18.1 versions prior to 18.1R2.

Affected

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

Junos· Juniper Networks
95%
14.1x5314.1x53 d1014.1x53 d1514.1x53 d1614.1x53 d2514.1x53 d2614.1x53 d2714.1x53 d3014.1x53 d3514.1x53 d4014.1x53 d4214.1x53 d4314.1x53 d4414.1x53 d4514.1x53 d4615.115.1 r115.1 r215.1 r315.1 r415.1 r515.1 r615.1x5315.1x53 d2015.1x53 d2115.1x53 d21015.1x53 d23015.1x53 d23415.1x53 d3015.1x53 d3215.1x53 d3315.1x53 d3415.1x53 d5015.1x53 d5115.1x53 d5215.1x53 d5515.1x53 d5715.1x53 d5815.1x53 d5915.1x53 d59016.116.1 r116.1 r216.1 r316.1 r3-s1016.1 r416.1 r516.1 r616.1 r6-s617.117.1 r117.1 r1-s717.1 r217.1 r2-s117.1 r2-s217.1 r2-s317.1 r2-s417.1 r2-s517.1 r2-s617.1 r2-s717.1 r2-s817.1 r2-s917.217.2 r117.2 r1-s717.2 r217.317.3 r117.3 r1-s117.3 r1-s417.3 r217.3 r2-s117.3 r2-s217.3 r2-s317.3 r2-s417.3 r2-s517.417.4 r117.4 r1-s117.4 r1-s217.4 r1-s317.4 r1-s417.4 r1-s517.4 r1-s617.4 r1-s718.118.1 r18.1 r1
juniper-ex2300 (environment) · juniper-ex2300-c (environment) · juniper-ex3400 (environment) · juniper-ex4600 (environment) · juniper-ex4650 (environment) · juniper-gfx3600 (environment) · juniper-qfx3500 (environment) · juniper-qfx3600 (environment) · juniper-qfx5100 (environment) · juniper-qfx5110 (environment) · juniper-qfx5120 (environment) · juniper-qfx5200 (environment) · juniper-qfx5210 (environment)
Ex2300· Juniperdevice
80%
All versions
Ex2300-C· Juniperdevice
80%
All versions
Ex3400· Juniperdevice
80%
All versions
Ex4600· Juniperdevice
80%
All versions
Ex4650· Juniperdevice
80%
All versions
Gfx3600· Juniperdevice
80%
All versions
Qfx3500· Juniperdevice
80%
All versions
Qfx3600· Juniperdevice
80%
All versions
Qfx5100· Juniperdevice
80%
All versions

Remediation

No guide yet

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

Patch and advisory references

References (2)

VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/106665
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://kb.juniper.net/JSA10905

CVSS

5.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card