CVE detail

CVE-2023-44181 — CVE-2023-44181

Published 2023-10-13 · Modified 2026-06-17 · Vendor juniper · Product junos · Source nvd
HIGH
severity
CVSS-derived band
7.5
CVSS v3
0–10 scale
0.0053
EPSS probability
exploitation probability, 30d
42.0%
EPSS percentile
percentile vs all CVEs
NOT LISTED
CISA KEV
known exploited catalog

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 Q

Remediation

vendor remediation guidance

The following software releases have been updated to resolve this specific issue: Junos OS 20.2R3-S6, 20.3R3-S5, 20.4R3-S5, 21.1R3-S4, 21.2R3-S3, 21.3R3-S2, 21.4R3, 22.1R3, 22.2R2, 22.3R1, and all subsequent releases.

workarounds

Disable storm control configuration.

ProductVulnerable rangeFixed versionAdvisory
Juniper Networks Junos OS<20.2R3-S620.2R3-S6advisory ↗
Juniper Networks Junos OS>=20.3<20.3R3-S520.3R3-S5advisory ↗
Juniper Networks Junos OS>=20.4<20.4R3-S520.4R3-S5advisory ↗
Juniper Networks Junos OS>=21.1<21.1R3-S421.1R3-S4advisory ↗
Juniper Networks Junos OS>=21.2<21.2R3-S321.2R3-S3advisory ↗
Juniper Networks Junos OS>=21.3<21.3R3-S221.3R3-S2advisory ↗
Juniper Networks Junos OS>=21.4<21.4R321.4R3advisory ↗
Juniper Networks Junos OS>=22.1<22.1R322.1R3advisory ↗
Juniper Networks Junos OS>=22.2<22.2R222.2R2advisory ↗

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.