Juniper Junos OS PTX/QFX Series: Unexpected Packet Forwarding Vulnerability (JSA11076)

The version of Junos OS installed on the remote host is PTX or QFX Series prior to 17.2X75-D105, 18.1R3-S11, 18.2R3-S5, 18.2X75-D420, 18.3R2-S4, 18.4R1-S7, 19.1R2-S2, 19.2R1-S5, 19.3R2-S3, 19.4R1-S2, or 20.1R1-S2. It is, therefore, affected by a vulnerability as referenced in the JSA11076 advisor...

CVE-2020-1679

On Juniper Networks PTX and QFX Series devices with packet sampling configured using tunnel-observation mpls-over-udp, sampling of a malformed packet can cause the Kernel Routing Table KRT queue to become stuck. KRT is the module within the Routing Process Daemon RPD that synchronized the routing...

CVE-2020-1679 Junos OS: PTX/QFX Series: Kernel Routing Table (KRT) queue stuck after packet sampling a malformed packet when the tunnel-observation mpls-over-udp configuration is enabled.

On Juniper Networks PTX and QFX Series devices with packet sampling configured using tunnel-observation mpls-over-udp, sampling of a malformed packet can cause the Kernel Routing Table KRT queue to become stuck. KRT is the module within the Routing Process Daemon RPD that synchronized the routing...

CVE-2020-1679

CVE-2020-1679 affects Juniper Junos OS on PTX/QFX Series when packet sampling is configured with tunnel-observation mpls-over-udp. A malformed packet can stall the Kernel Routing Table (KRT) queue, causing forwarding issues. Affected versions (examples): 17.2X75 prior to 17.2X75-D105; 18.1R3-S11;...