SB2025071837 - OS Command Injection in Junos OS Evolved and Juniper Junos OS
Published: July 18, 2025
Security Bulletin ID
SB2025071837
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) OS Command Injection (CVE-ID: CVE-2025-52988)
The vulnerability allows a local privileged user to execute arbitrary code.
An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the CLI of Juniper Networks Junos OS and Junos OS Evolved allows a high privileged, local attacker to escalated their privileges to root.
When a user provides specifically crafted arguments to the 'request system logout' command, these will be executed as root on the shell, which can completely compromise the device.
Remediation
Install update from vendor's website.