CVE-2026-33785

HIGH

Junos OS: MX Series: Missing Authorization for specific 'request' CLI commands in a JDM/CSDS scenario

Title source: cna
STIX 2.1

Description

A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on MX Series allows a local, authenticated user with low privileges to execute specific commands which will lead to a complete compromise of managed devices. Any user logged in, without requiring specific privileges, can issue 'request csds' CLI operational commands. These commands are only meant to be executed by high privileged or users designated for Juniper Device Manager (JDM) / Connected Security Distributed Services (CSDS) operations as they will impact all aspects of the devices managed via the respective MX. This issue affects Junos OS on MX Series: * 24.4 releases before 24.4R2-S3,  * 25.2 releases before 25.2R2. This issue does not affect Junos OS releases before 24.4.

Scores

CVSS v3 8.8
EPSS 0.0001
EPSS Percentile 0.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-862
Status published
Products (5)
juniper/junos 24.4 (7 CPE variants)
juniper/junos 25.2 (4 CPE variants)
Juniper Networks/Junos OS < 24.4R1
Juniper Networks/Junos OS 24.4 - 24.4R2-S3
Juniper Networks/Junos OS 25.2 - 25.2R2
Published Apr 09, 2026
Tracked Since Apr 10, 2026