Execution with unnecessary privileges in Junos OS Evolved - CVE-2022-22239
Published: October 21, 2022
Vulnerability identifier: #VU68562
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-22239
CWE-ID: CWE-250
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to unnecessary privileges used by the Management Daemon (mgd). A local low-privileged user can leverage the ssh CLI command to escalate privileges on the device and potentially remote systems.
Affected software
Junos OS Evolved
How to mitigate CVE-2022-22239
Install updates from vendor's website.
Junos OS Evolved - addressed in versions 20.4R3-S5-EVO, 21.1R3-EVO, 21.2R2-S1-EVO, 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO