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AUSCERT External Security Bulletin Redistribution
DOM-Based cross site scripting vulnerability in management web interface
14 May 2020
AusCERT Security Bulletin Summary
Product: PAN-OS and Panorama Management Web Interfaces
Publisher: Palo Alto
Operating System: Network Appliance
Impact/Access: Cross-site Scripting -- Remote with User Interaction
Execute Arbitrary Code/Commands -- Remote with User Interaction
CVE Names: CVE-2020-2017
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Palo Alto Networks Security Advisories / CVE-2020-2017
CVE-2020-2017 PAN-OS: DOM-Based cross site scripting vulnerability in
management web interface
Severity 8.8 . HIGH
Attack Vector NETWORK
Attack Complexity LOW
Privileges Required NONE
User Interaction REQUIRED
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH
A DOM-Based Cross Site Scripting Vulnerability exists in PAN-OS and Panorama
Management Web Interfaces.
A remote attacker able to convince an authenticated administrator to click on a
crafted link to PAN-OS and Panorama Web Interfaces could execute arbitrary
This issue affects:
PAN-OS 7.1 versions earlier than 7.1.26;
PAN-OS 8.1 versions earlier than 8.1.13;
PAN-OS 9.0 versions earlier than 9.0.6;
All versions of 8.0.
Versions Affected Unaffected
9.2 >= 9.2.0
9.1 >= 9.1.0
9.0 < 9.0.6 >= 9.0.6
8.1 < 8.1.13 >= 8.1.13
7.1 < 7.1.26 >= 7.1.26
CVSSv3.1 Base Score: 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
This issue is fixed in PAN-OS 7.1.26, PAN-OS 8.1.13, PAN-OS 9.0.6, PAN-OS
9.1.0, PAN-OS 9.2.0, and all later PAN-OS versions.
PAN-OS 8.0 is now end-of-life as of October 31, 2019, and is no longer covered
by our Product Security Assurance policies.
Workarounds and Mitigations
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.
This issue was found by Chris Ganas of Palo Alto Networks during internal
2020-05-13 Initial publication
Policy Report vulnerabilitiesManage subscriptions
(C) 2020 Palo Alto Networks, Inc. All rights reserved.
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