An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS Evolved allows a low-privileged local attacker with shell access to modify existing files or execute commands as root. The issue is caused by improper file and directory permissions on certain system files, allowing an attacker with access to these files and folders to inject CLI commands as root. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S5-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO.
Advisories
Source ID Title
EUVD EUVD EUVD-2023-32584 An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS Evolved allows a low-privileged local attacker with shell access to modify existing files or execute commands as root. The issue is caused by improper file and directory permissions on certain system files, allowing an attacker with access to these files and folders to inject CLI commands as root. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S5-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO.
Fixes

Solution

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


Workaround

Limit access to the system shell from trusted administrators only.

References
History

Thu, 06 Feb 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published:

Updated: 2025-02-06T14:37:54.875Z

Reserved: 2023-03-29T00:00:00.000Z

Link: CVE-2023-28966

cve-icon Vulnrichment

Updated: 2024-08-02T13:51:38.941Z

cve-icon NVD

Status : Modified

Published: 2023-04-17T22:15:08.817

Modified: 2024-11-21T07:56:18.277

Link: CVE-2023-28966

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.