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CVE-2026-33785

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 24.4R2-S3, 25.2R2
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Juniper Networks Junos OS

    From 24.4 · fixed in 24.4R2-S3; From 25.2 · fixed in 25.2R2

References 1

kb.juniper.net