CVE-2023-44181

High

Description

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductJuniper Junos
PublishedOct 13, 2023
First seenOct 13, 2023

How to fix

Update
  • juniper junos20.2 or later

Affected products

ProductAffected versionsFixed in
juniper junosv < 20.2, 20.2, 20.3, 20.4, 21.1, 21.2, 21.3, 21.4, 22.1, 22.220.2

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