CVE-2025-52963

Medium

Description

An Improper Access Control vulnerability in the User Interface (UI) of Juniper Networks Junos OS allows a local, low-privileged attacker to bring down an interface, leading to a Denial-of-Service. Users with "view" permissions can run a specific request interface command which allows the user to shut down the interface. This issue affects Junos OS:  * All versions before 21.2R3-S9, * from 21.4 before 21.4R3-S11, * from 22.2 before 22.2R3-S7, * from 22.4 before 22.4R3-S7, * from 23.2 before 23.2R2-S4, * from 23.4 before 23.4R2-S5,   * from 24.2 before 24.2R2-S1, * from 24.4 before 24.4R1-S3, 24.4R2.

SeverityMedium
CVSS5.5
Exploit probability—
ProductJuniper Junos
PublishedJul 11, 2025
First seenJul 11, 2025

How to fix

Update
  • juniper junos21.2 or later

Affected products

ProductAffected versionsFixed in
juniper junosv < 21.2, 21.2, 21.4, 22.2, 22.4, 23.2, 23.4, 24.2, 24.421.2

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