medium
6.5
CWE
284
Advisory Published
Updated

CVE-2020-1604: Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to evaluate certain packets

First published: Wed Jan 15 2020(Updated: )

On EX4300, EX4600, QFX3500, and QFX5100 Series, a vulnerability in the IP firewall filter component may cause the firewall filter evaluation of certain packets to fail. This issue only affects firewall filter evaluation of certain packets destined to the device Routing Engine (RE). This issue does not affect the Layer 2 firewall filter evaluation nor does it affect the Layer 3 firewall filter evaluation destined to connected hosts. This issue may occur when evaluating both IPv4 or IPv6 packets. This issue affects Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D12 on QFX5100 Series and EX4600 Series; 14.1X53 versions prior to 14.1X53-D52 on QFX3500 Series; 14.1X53 versions prior to 14.1X53-D48 on EX4300 Series; 15.1 versions prior to 15.1R7-S3 on EX4300 Series; 16.1 versions prior to 16.1R7 on EX4300 Series; 17.1 versions prior to 17.1R3 on EX4300 Series; 17.2 versions prior to 17.2R3 on EX4300 Series; 17.3 versions prior to 17.3R2-S5, 17.3R3 on EX4300 Series; 17.4 versions prior to 17.4R2 on EX4300 Series; 18.1 versions prior to 18.1R3 on EX4300 Series; 18.2 versions prior to 18.2R2 on EX4300 Series.

Credit: sirt@juniper.net

Affected SoftwareAffected VersionHow to fix
Juniper JUNOS=14.1x53
Juniper JUNOS=14.1x53-d10
Juniper EX4600
Juniper Qfx5100
Juniper Qfx5110
Juniper Qfx5120
Juniper JUNOS=14.1x53-d15
Juniper JUNOS=14.1x53-d16
Juniper JUNOS=14.1x53-d25
Juniper JUNOS=14.1x53-d26
Juniper JUNOS=14.1x53-d27
Juniper JUNOS=14.1x53-d30
Juniper JUNOS=14.1x53-d35
Juniper JUNOS=14.1x53-d40
Juniper JUNOS=14.1x53-d45
Juniper JUNOS=14.1x53-d46
Juniper JUNOS=14.1x53-d47
Juniper JUNOS=14.1x53-d48
Juniper JUNOS=14.1x53-d49
Juniper JUNOS=14.1x53-d51
Juniper Qfx3500
Juniper JUNOS=15.1-a1
Juniper JUNOS=15.1-f1
Juniper JUNOS=15.1-f2
Juniper JUNOS=15.1-f2-s1
Juniper JUNOS=15.1-f2-s2
Juniper JUNOS=15.1-f2-s3
Juniper JUNOS=15.1-f2-s4
Juniper JUNOS=15.1-f3
Juniper JUNOS=15.1-f4
Juniper JUNOS=15.1-f5
Juniper JUNOS=15.1-f6
Juniper JUNOS=15.1-f6-s3
Juniper JUNOS=15.1-f7
Juniper JUNOS=15.1-r1
Juniper JUNOS=15.1-r2
Juniper JUNOS=15.1-r3
Juniper JUNOS=15.1-r4
Juniper JUNOS=15.1-r4-s9
Juniper JUNOS=15.1-r5
Juniper JUNOS=15.1-r6
Juniper JUNOS=15.1-r6-s6
Juniper JUNOS=15.1-r7-s1
Juniper JUNOS=15.1-r7-s2
Juniper JUNOS=16.1
Juniper JUNOS=16.1-r1
Juniper JUNOS=16.1-r2
Juniper JUNOS=16.1-r3
Juniper JUNOS=16.1-r3-s10
Juniper JUNOS=16.1-r4
Juniper JUNOS=16.1-r5-s4
Juniper JUNOS=16.1-r6-s1
Juniper JUNOS=17.1
Juniper JUNOS=17.1-r1
Juniper JUNOS=17.1-r2-s1
Juniper JUNOS=17.1-r2-s10
Juniper JUNOS=17.1-r2-s2
Juniper JUNOS=17.1-r2-s3
Juniper JUNOS=17.1-r2-s4
Juniper JUNOS=17.1-r2-s5
Juniper JUNOS=17.1-r2-s6
Juniper JUNOS=17.1-r2-s7
Juniper JUNOS=17.2
Juniper JUNOS=17.2-r1-s2
Juniper JUNOS=17.2-r1-s4
Juniper JUNOS=17.2-r1-s7
Juniper JUNOS=17.2-r1-s8
Juniper JUNOS=17.2-r2-s6
Juniper JUNOS=17.2-r2-s7
Juniper JUNOS=17.3
Juniper JUNOS=17.3-r1-s1
Juniper JUNOS=17.3-r2
Juniper JUNOS=17.3-r2-s1
Juniper JUNOS=17.3-r2-s2
Juniper JUNOS=17.3-r2-s4
Juniper JUNOS=17.4
Juniper JUNOS=17.4-r1
Juniper JUNOS=17.4-r1-s1
Juniper JUNOS=17.4-r1-s2
Juniper JUNOS=17.4-r1-s4
Juniper JUNOS=17.4-r1-s6
Juniper JUNOS=17.4-r1-s7
Juniper JUNOS=18.1
Juniper JUNOS=18.1-r2
Juniper JUNOS=18.1-r2-s1
Juniper JUNOS=18.1-r2-s2
Juniper JUNOS=18.1-r2-s4
Juniper JUNOS=18.2
Juniper JUNOS=18.2-r1-s4
Juniper JUNOS=18.2-r1-s5
Juniper Ex4300

Remedy

For QFX5100 Series and EX4600 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D12 and all subsequent releases. For QFX3500 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D52 and all subsequent releases. For EX4300 Series: The following software releases have been updated to resolve this specific issue: 14.1X53-D48, 15.1R7-S3, 16.1R7, 17.1R3, 17.2R3, 17.3R2-S5, 17.3R3, 17.4R2, 18.1R3, 18.2R2, 18.3R1 and all subsequent releases.

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