Cross-Site Scripting in the Management Web Interface (PAN-SA-2017-0019)

Last revised: 07/20/2017

Summary

A reflected cross-site scripting (XSS) vulnerability exists in the management web interface. PAN-OS contains an unauthenticated vulnerability that may allow for a reflected cross-site scripting (XSS) attack of the management web interface. (ref # PAN-76455 / CVE-2017-9459).

Severity: Medium

Successful exploitation of this issue may allow an attacker to inject arbitrary Java script or HTML.

Products Affected

PAN-OS 6.1.17 and earlier, PAN-OS 7.0.15 and earlier, PAN-OS 7.1.10 and earlier, PAN-OS 8.0.2 and earlier

Available Updates

PAN-OS 6.1.18 and later, PAN-OS 7.0.16 and later, PAN-OS 7.1.11 and later, PAN-OS 8.0.3 and later

Workarounds and Mitigations

Palo Alto Networks recommends to implement best practice by allowing web interface access only to a dedicated management network. Additionally, restrict the set of IP addresses to a subset of authorized sources that you allow to interact with the management network.

Acknowledgements

Palo Alto Networks would like to thank Juan Lopez of Inqwest for reporting this issue to us.