Last revised: 04/10/2017

Summary

A vulnerability exists in the Management Web Interface that could allow for local privilege escalation. The Management Web Interface does not properly validate specific request parameters which can potentially allow executing code with higher privileges. (Ref # PAN-70426/ CVE-2017-7218)

Severity: Medium

Successfully exploiting this issue would require an attacker to be authenticated.

Products Affected

PAN-OS 7.1.8 and earlier

Available Updates

PAN-OS 7.1.9 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 Christophe Schleypen from NATO Communications and Information Agency for reporting this issue to us.