CVE-2020-2018

Summary

An authentication bypass vulnerability in the Panorama context switching feature allows an attacker with network access to a Panorama's management interface to gain privileged access to managed firewalls. An attacker requires some knowledge of managed firewalls to exploit this issue. This issue does not affect Panorama configured with custom certificates authentication for communication between Panorama and managed devices. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; PAN-OS 8.1 versions earlier than 8.1.12; PAN-OS 9.0 versions earlier than 9.0.6; All versions of PAN-OS 8.0.

Affected Software

VendorProductVersion RangeStatus
Palo Alto NetworksPAN-OS8.0.*affected
Palo Alto NetworksPAN-OS7.1 < 7.1.26affected
Palo Alto NetworksPAN-OS8.1 < 8.1.12affected
Palo Alto NetworksPAN-OS9.0 < 9.0.6affected

Weaknesses

  • CWE-287: CWE-287 Improper Authentication

Workarounds

This issue can be completely mitigated by enabling custom certificates authentication between Panorama and managed firewalls. See https://docs.paloaltonetworks.com/panorama/8-0/panorama-admin/set-up-panorama/set-up-authentication-using-custom-certificates.html

This issue affects the management interface of PAN-OS and is strongly mitigated by following best practices for securing the PAN-OS management interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://docs.paloaltonetworks.com

ADP Enrichment

CVE Program Container

Additional References

References