CVE-2025-52989

Medium

Description

An Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with high privileges to modify the system configuration. A user with limited configuration and commit permissions, using a specifically crafted annotate configuration command, can change any part of the device configuration. This issue affects:  Junos OS:  * all versions before 22.2R3-S7, * 22.4 versions before 22.4R3-S7, * 23.2 versions before 23.2R2-S4, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R2-S1, * 24.4 versions before 24.4R1-S2, 24.4R2; Junos OS Evolved: * all versions before 22.4R3-S7-EVO, * 23.2-EVO versions before 23.2R2-S4-EVO, * 23.4-EVO versions before 23.4R2-S5-EVO,  * 24.2-EVO versions before 24.2R2-S1-EVO * 24.4-EVO versions before 24.4R2-EVO.

SeverityMedium
CVSS5.1
Exploit probability—
ProductJuniper Junos
PublishedJul 11, 2025
First seenJul 11, 2025
Weakness typeCWE-140CWE-140

How to fix

Update
  • juniper junos22.2 or later
  • juniper junos_os_evolved22.4 or later

Affected products

ProductAffected versionsFixed in
juniper junosv < 22.2, 22.2, 22.4, 23.2, 23.4, 24.2, 24.422.2
juniper junos_os_evolvedv < 22.4, 22.4, 23.2, 23.4, 24.2, 24.422.4

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