Description
An Improper Handling of Missing Values vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an adjacent, unauthenticated attacker to cause a dcpfe process core and thereby a Denial of Service (DoS). Continued receipt of these specific frames will cause a sustained Denial of Service condition. This issue occurs when a specific malformed ethernet frame is received. This issue affects Juniper Networks Junos OS on QFX10000 Series, PTX1000 Series Series: All versions prior to 19.4R3-S10; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S6; 20.3 versions prior to 20.3R3-S6; 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S3; 21.3 versions prior to 21.3R3-S3; 21.4 versions prior to 21.4R3-S1; 22.1 versions prior to 22.1R2-S1, 22.1R3; 22.2 versions prior to 22.2R1-S2, 22.2R2.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Juniper Networks Junos OS
unspecified to < 19.4R3-S10affected20.1R1 to < 20.1*affected20.2 to < 20.2R3-S6affected20.3 to < 20.3R3-S6affected20.4 to < 20.4R3-S5affected21.1 to < 21.1R3-S4affected21.2 to < 21.2R3-S3affected21.3 to < 21.3R3-S3affected21.4 to < 21.4R3-S1affected22.1 to < 22.1R2-S1, 22.1R3affected22.2 to < 22.2R1-S2, 22.2R2affected