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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.3114 CVE-2020-2042 PAN-OS: Buffer overflow in the management web interface 10 September 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: PAN-OS Publisher: Palo Alto Operating System: Network Appliance Impact/Access: Root Compromise -- Existing Account Execute Arbitrary Code/Commands -- Existing Account Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2020-2042 Original Bulletin: https://securityadvisories.paloaltonetworks.com/CVE-2020-2042 - --------------------------BEGIN INCLUDED TEXT-------------------- Palo Alto Networks Security Advisories / CVE-2020-2042 CVE-2020-2042 PAN-OS: Buffer overflow in the management web interface 047910 Severity 7.2 . HIGH Attack Vector NETWORK Attack Complexity LOW Privileges Required HIGH User Interaction NONE Scope UNCHANGED Confidentiality Impact HIGH Integrity Impact HIGH Availability Impact HIGH NVD JSON Published 2020-09-09 Updated 2020-09-09 Reference PAN-145797 and PAN-150409 Discovered internally Description A buffer overflow vulnerability in the PAN-OS management web interface allows authenticated administrators to disrupt system processes and potentially execute arbitrary code with root privileges. This issue impacts only PAN-OS 10.0 versions earlier than PAN-OS 10.0.1. Product Status Versions Affected Unaffected PAN-OS 10.0 < 10.0.1 >= 10.0.1 PAN-OS 9.1 None 9.1.* PAN-OS 9.0 None 9.0.* PAN-OS 8.1 None 8.1.* Severity: HIGH CVSSv3.1 Base Score: 7.2 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) Weakness Type CWE-121 Stack-based Buffer Overflow Solution This issue is fixed in PAN-OS 10.0.1 and all later PAN-OS versions. Workarounds and Mitigations This issue impacts the PAN-OS management web interface but you can mitigate the impact of this issue by following best practices for securing the PAN-OS management web interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at https://docs.paloaltonetworks.com/best-practices. Acknowledgments This issue was found by Nicholas Newsom of Palo Alto Networks during internal security review. Timeline 2020-09-09 Initial publication Terms of usePrivacyProduct Security Assurance and Vulnerability Disclosure Policy Report vulnerabilitiesManage subscriptions (C) 2020 Palo Alto Networks, Inc. All rights reserved. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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