Junos OS: QFX5k: l2 loop in the overlay impacts the stability in a EVPN/VXLAN environment
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.5epss 0.5%
probabilidad de explotación
0.5%top 56% de las CVE
explotación observada
noninguna fuente lo reporta
An Improperly Implemented Security Check for Standard vulnerability in storm control of Juniper Networks Junos OS QFX5k devices allows packets to be punted to ARP queue causing a l2 loop resulting in a DDOS violations and DDOS syslog.
This issue is triggered when Storm control is enabled and ICMPv6 packets are present on device.
This issue affects Juniper Networks:
Junos OS
* All versions prior to 20.2R3-S6 on QFX5k;
* 20.3 versions prior to 20.3R3-S5 on QFX5k;
* 20.4 versions prior to 20.4R3-S5 on QFX5k;
* 21.1 versions prior to 21.1R3-S4 on QFX5k;
* 21.2 versions prior to 21.2R3-S3 on QFX5k;
* 21.3 versions prior to 21.3R3-S2 on QFX5k;
* 21.4 versions prior to 21.4R3 on QFX5k;
* 22.1 versions prior to 22.1R3 on QFX5k;
* 22.2 versions prior to 22.2R2 on QFX5k.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Productos afectados
Juniper Networks · Junos OS