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AUSCERT External Security Bulletin Redistribution
ESB-2020.1700
Panorama: XML external entity reference ('XXE')
vulnerability leads the to information leak
14 May 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: Panorama management service
Publisher: Palo Alto
Operating System: Network Appliance
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-2012
Original Bulletin:
https://securityadvisories.paloaltonetworks.com/CVE-2020-2012
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Palo Alto Networks Security Advisories / CVE-2020-2012
CVE-2020-2012 PAN-OS: Panorama: XML external entity reference ('XXE')
vulnerability leads the to information leak
047910
Severity 7.5 . HIGH
Attack Vector NETWORK
Attack Complexity LOW
Privileges Required NONE
User Interaction NONE
Scope UNCHANGED
Confidentiality Impact HIGH
Integrity Impact NONE
Availability Impact NONE
NVD JSON
Published: 2020-05-13
Updated: 2020-05-13
Ref#: PAN-119810
Description
Improper restriction of XML external entity reference ('XXE') vulnerability in
Palo Alto Networks Panorama management service allows remote unauthenticated
attackers with network access to the Panorama management interface to read
arbitrary files on the system.
This issue affects:
All versions of PAN-OS for Panorama 7.1 and 8.0;
PAN-OS for Panorama 8.1 versions earlier than 8.1.13;
PAN-OS for Panorama 9.0 versions earlier than 9.0.7.
Product Status
PAN-OS
Versions Affected Unaffected
9.2 >= 9.2.0
9.1 >= 9.1.0
9.0 < 9.0.7 >= 9.0.7
8.1 < 8.1.13 >= 8.1.13
8.0 8.0.*
7.1 7.1.*
Severity: HIGH
CVSSv3.1 Base Score: 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Solution
This issue is fixed in PAN-OS 8.1.13, PAN-OS 9.0.7, 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.
PAN-OS 7.1 is on extended support until June 30, 2020, and is only being
considered for critical security vulnerability fixes.
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
Acknowledgements
This issue was found by Ben Nott of Palo Alto Networks during internal security
review.
Timeline
2020-05-13 Initial publication
Terms of usePrivacyProduct Security Assurance and Vulnerability Disclosure
Policy Report vulnerabilitiesManage subscriptions
(C) 2020 Palo Alto Networks, Inc. All rights reserved.
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