CVE-2021-0288

published 2021-07-15

CVE-2021-0288: A vulnerability in the processing of specific MPLS packets in Juniper Networks Junos OS on MX Series and EX9200 Series devices with Trio-based MPCs (Modular…

Priority P4 27 medium 6.5 CVSS 3.1

AV A AC L PR N UI N S U C N I N A H

A vulnerability in the processing of specific MPLS packets in Juniper Networks Junos OS on MX Series and EX9200 Series devices with Trio-based MPCs (Modular Port Concentrators) may cause FPC to crash and lead to a Denial of Service (DoS) condition. Continued receipt of this packet will sustain the Denial of Service (DoS) condition. This issue only affects MX Series and EX9200 Series with Trio-based PFEs (Packet Forwarding Engines). This issue affects Juniper Networks Junos OS on MX Series, EX9200 Series: 17.3 versions prior to 17.3R3-S12; 17.4 versions prior to 17.4R2-S13, 17.4R3-S5; 18.1 versions prior to 18.1R3-S13; 18.2 versions prior to 18.2R3-S8; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R2-S8, 18.4R3-S8; 19.1 versions prior to 19.1R3-S5; 19.2 versions prior to 19.2R3-S2; 19.3 versions prior to 19.3R2-S6, 19.3R3-S3; 19.4 versions prior to 19.4R1-S4, 19.4R2-S4, 19.4R3-S2; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R2-S2, 20.2R3; 20.3 versions prior to 20.3R2; 20.4 versions prior to 20.4R2;

Affected

30 ranges · showing 25

Vendor	Product	Version range	Fixed in
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos_os	—	—
juniper	mx_series	—	—
juniper_networks	junos_os	>= 17.3 < 17.3R3-S12	17.3R3-S12
juniper_networks	junos_os	>= 17.4 < 17.4R2-S13, 17.4R3-S5	17.4R2-S13, 17.4R3-S5
juniper_networks	junos_os	>= 18.1 < 18.1R3-S13	18.1R3-S13
juniper_networks	junos_os	>= 18.2 < 18.2R3-S8	18.2R3-S8
juniper_networks	junos_os	>= 18.3 < 18.3R3-S5	18.3R3-S5
juniper_networks	junos_os	>= 18.4 < 18.4R2-S8, 18.4R3-S8	18.4R2-S8, 18.4R3-S8
juniper_networks	junos_os	>= 19.1 < 19.1R3-S5	19.1R3-S5
juniper_networks	junos_os	>= 19.2 < 19.2R3-S2	19.2R3-S2
juniper_networks	junos_os	>= 19.3 < 19.3R2-S6, 19.3R3-S3	19.3R2-S6, 19.3R3-S3

CVSS provenance

nvd v3.1 6.5 MEDIUM CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd v2.0 3.3 LOW AV:A/AC:L/Au:N/C:N/I:N/A:P

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