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AUSCERT External Security Bulletin Redistribution
ESB-2020.3114
CVE-2020-2042 PAN-OS: Buffer overflow in the management web interface
10 September 2020
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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
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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.
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