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HIGH

Junos OS Evolved: The ssh CLI command always runs as root which can lead to privilege escalation

Published Oct 18, 2022

Description

An Execution with Unnecessary Privileges vulnerability in Management Daemon (mgd) of Juniper Networks Junos OS Evolved allows a locally authenticated attacker with low privileges to escalate their privileges on the device and potentially remote systems. This vulnerability allows a locally authenticated attacker with access to the ssh operational command to escalate their privileges on the system to root, or if there is user interaction on the local device to potentially escalate privileges on a remote system to root. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S5-EVO; 21.1-EVO versions prior to 21.1R3-EVO; 21.2-EVO versions prior to 21.2R2-S1-EVO, 21.2R3-EVO; 21.3-EVO versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.

Affected products

Remediation

Vendor solution

The following software releases have been updated to resolve this specific issue: 20.4R3-S5-EVO, 21.1R3-EVO, 21.2R2-S1-EVO, 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO, and all subsequent releases.

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References (1)

Change history (0)

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Sources
CVE.org / MITRE
Status PUBLISHED
Assigner juniper
Published Oct 18, 2022
Updated May 10, 2025
Reserved Dec 21, 2021
CISA Vulnrichment
Updated May 10, 2025
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a