#VU23777 Improper restriction of communication channel to intended endpoints in Palo Alto PAN-OS - CVE-2019-17440

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Main Vulnerability Database Vulnerabilities #VU23777

#VU23777 Improper restriction of communication channel to intended endpoints in Palo Alto PAN-OS - CVE-2019-17440

Published: December 20, 2019


Vulnerability identifier: #VU23777
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-17440
CWE-ID: CWE-923
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Palo Alto PAN-OS
Software vendor:
Palo Alto Networks, Inc.

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper restriction of communications to Log Forwarding Card (LFC) on PA-7000 Series devices with second-generation Switch Management Card (SMC). A remote attacker with network access to the LFC can gain perform a spoofing attack and gain root privileges on the device.


Remediation

The vulnerability affects PAn-OS on PA-7080 and PA-7050 devices with an LFC installed and configured.

To resolve the vulnerability, update PAN-OS to version 9.0.5-h3.


External links