Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-33785

Severity CVSS v4.0:
MEDIUM
Type:
Unavailable / Other
Publication date:
09/04/2026
Last modified:
17/04/2026

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.<br /> <br /> Any user logged in, without requiring specific privileges, can issue &amp;#39;request csds&amp;#39; 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.<br /> <br /> This issue affects Junos OS on MX Series:<br /> <br /> <br /> <br /> * 24.4 releases before 24.4R2-S3, <br /> * 25.2 releases before 25.2R2.<br /> <br /> <br /> <br /> <br /> This issue does not affect Junos OS releases before 24.4.

Impact

Vector 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H/AU:Y/R:U/RE:M CVSS v4.0 Severity and Metrics:

Base Score: 6.30 MEDIUM
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H/AU:Y/R:U/RE:M

Attack Vector (AV): Local
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): Low
User Interaction (UI): None
Confidentiality (VC): None
Integrity (VI): Low
Availability (VA): None
Confidentiality (SC): High
Integrity (SI): High
Availability (SA): High
Automatable (AU): Yes
Recovery (R): User
Vulnerability Response Effort (RE): Moderate

Base Score 4.0
6.30
Severity 4.0
MEDIUM
Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:juniper:junos:24.4:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r1-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r1-s3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r2-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:24.4:r2-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:25.2:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:25.2:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:25.2:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:25.2:r1-s2:*:*:*:*:*:*
cpe:2.3:h:juniper:mx10004:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:mx10008:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:mx2008:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:mx2010:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools