CVE-2024-39512: Juniper Junos OS Evolved

Medium severity, CVSS 6.6. EPSS: 0.2% chance of exploitation in the next 30 days.

An Improper Physical Access Control vulnerability in the console port control of Juniper Networks Junos OS Evolved allows an attacker with physical access to the device to get access to a user account. When the console cable is disconnected, the logged in user is not logged out. This allows a malicious attacker with physical access to the console to resume a previous session and possibly gain administrative privileges. This issue affects Junos OS Evolved: * from 23.2R2-EVO before 23.2R2-S1-EVO,  * from 23.4R1-EVO before 23.4R2-EVO.

Affected products

• Juniper Junos OS Evolved: version 23.2 only; version 23.4 only

Published 2024-07-10. Last modified 2026-06-17.