#VU31365 Cross-site scripting in Palo Alto PAN-OS - CVE-2017-16878
Published: January 10, 2018 / Updated: July 17, 2020
Vulnerability identifier: #VU31365
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-16878
CWE-ID: CWE-79
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
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in the Captive Portal function in Palo Alto Networks PAN-OS before 8.0.7. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Update to version 8.0.7.