CVE-2024-39537

An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved on ACX 7000 Series allows an unauthenticated, network-based attacker to cause a limited information disclosure and availability impact to the device. Due to a wrong initialization, specific processes which should only be able to communicate internally within the device can be reached over the network via open ports. This issue affects Junos OS Evolved on ACX 7000 Series: * All versions before 21.4R3-S7-EVO, * 22.2-EVO versions before 22.2R3-S4-EVO, * 22.3-EVO versions before 22.3R3-S3-EVO, * 22.4-EVO versions before 22.4R3-S2-EVO, * 23.2-EVO versions before 23.2R2-EVO, * 23.4-EVO versions before 23.4R1-S1-EVO, 23.4R2-EVO.

Scoring

Severity

MEDIUM

CVSS base score

6.9

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N

EPSS probability

0.33%

CWE

CWE-923

Published

2024-07-11

Last modified

2026-03-13

Affected products

• Juniper Networks Junos OS Evolved
• Juniper Networks Junos OS Evolved
• Juniper Networks Junos OS Evolved
• Juniper Networks Junos OS Evolved
• Juniper Networks Junos OS Evolved
• Juniper Networks Junos OS Evolved

Weakness type

• CWE-923

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