CVE-2022-22239

HIGH

Juniper Networks Junos OS Evolved - Privilege Escalation

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 8.2
EPSS 0.0005
EPSS Percentile 15.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-269 CWE-250
Status published
Products (5)
juniper/junos_os_evolved 20.4 (13 CPE variants)
juniper/junos_os_evolved 21.1 (4 CPE variants)
juniper/junos_os_evolved 21.2 (5 CPE variants)
juniper/junos_os_evolved 21.3 (3 CPE variants)
juniper/junos_os_evolved < 20.4
Published Oct 18, 2022
Tracked Since Feb 18, 2026