#VU7588 Improper input validation in Palo Alto PAN-OS - CVE-2017-8390
Published: July 21, 2017 / Updated: July 25, 2017
Vulnerability identifier: #VU7588
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-2017-8390
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Palo Alto PAN-OS
Palo Alto PAN-OS
Software vendor:
Palo Alto Networks, Inc.
Palo Alto Networks, Inc.
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to an unspecified error when processing fully qualified domain name (FQDN) in the DNS Proxy . A remote attacker can send send a specially crafted DNS request to the DNS Proxy and execute arbitrary code on vulnerable device.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable device.
Remediation
Update to version 6.1.18, 7.0.16, 7.1.10 or 8.0.3.