OS Command Injection in Juniper Junos OS - CVE-2022-22221

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Main Vulnerability Database Vulnerabilities #VU65371

OS Command Injection in Juniper Junos OS - CVE-2022-22221

Published: July 16, 2022


Vulnerability identifier: #VU65371
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2022-22221
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Juniper Junos OS

Detailed vulnerability description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the 'request system download ...' and  'show system download ...' commands. A local user can pass specially crafted data to the affected CLI commands and execute arbitrary OS commands on the target system with elevated privileges.



How to mitigate CVE-2022-22221

Install updates from vendor's website.

Sources