Denial of Service in PAN-OS Management Web Interface (PAN-SA-2018-0010)

Last revised: 08/15/2018

Summary

A Denial of Service exists in PAN-OS Management Web Interface that allows an authenticated user to shut down all management sessions, resulting in all logged in users to be redirected to the login page. (Ref # PAN-100189, CVE-2018-10140)

Severity: Low

This vulnerability can be triggered by an authenticated user sending malformed searching parameters through the Filter bar on the PAN-OS Management Web Interface.

Products Affected

PAN-OS 8.1.2 and earlier. PAN-OS 6.1, PAN-OS 7.1 and PAN-OS 8.0 are NOT affected.

Available Updates

PAN-OS 8.1.3 and later

Workarounds and Mitigations

This issue affects the web-based management interface of PAN-OS and is strongly mitigated by following best practices for securing the management interface of PAN-OS. Our best practices guidelines reduce the exposure of the management interface to potential attackers. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://www.paloaltonetworks.com/documentation/81/pan-os/pan-os/getting-started/best-practices-for-securing-administrative-access

Acknowledgements

Palo Alto Networks would like to thank Mario Aaron Lopez Payes for reporting this issue.