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AUSCERT External Security Bulletin Redistribution
ESB-2022.2328
CVE-2022-0024 PAN-OS: Improper Neutralization Vulnerability Leads to
Unintended Program Execution During Configuration Commit
12 May 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: PAN-OS
Publisher: Palo Alto Networks
Operating System: Network Appliance
Resolution: Patch/Upgrade
CVE Names: CVE-2022-0024
Original Bulletin:
https://securityadvisories.paloaltonetworks.com/CVE-2022-0024
Comment: CVSS (Max): 7.2 CVE-2022-0024 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
CVSS Source: Palo Alto Networks
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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Palo Alto Networks Security Advisories / CVE-2022-0024
CVE-2022-0024 PAN-OS: Improper Neutralization Vulnerability Leads to Unintended
Program Execution During Configuration Commit
047910
Severity 7.2 . HIGH
Attack Vector NETWORK
Scope UNCHANGED
Attack Complexity LOW
Confidentiality Impact HIGH
Privileges Required HIGH
Integrity Impact HIGH
User Interaction NONE
Availability Impact HIGH
NVD JSON
Published 2022-05-11
Updated 2022-05-11
Reference PAN-177551
Discovered internally
Description
A vulnerability exists in Palo Alto Networks PAN-OS software that enables an
authenticated network-based PAN-OS administrator to upload a specifically
created configuration that disrupts system processes and potentially execute
arbitrary code with root privileges when the configuration is committed on both
hardware and virtual firewalls.
This issue does not impact Panorama appliances or Prisma Access customers.
This issue impacts:
PAN-OS 8.1 versions earlier than PAN-OS 8.1.23;
PAN-OS 9.0 versions earlier than PAN-OS 9.0.16;
PAN-OS 9.1 versions earlier than PAN-OS 9.1.13;
PAN-OS 10.0 versions earlier than PAN-OS 10.0.10;
PAN-OS 10.1 versions earlier than PAN-OS 10.1.5.
Product Status
Versions Affected Unaffected
PAN-OS 10.2 None >= 10.2.0
PAN-OS 10.1 < 10.1.5 >= 10.1.5
PAN-OS 10.0 < 10.0.10 >= 10.0.10
PAN-OS 9.1 < 9.1.13 >= 9.1.13
PAN-OS 9.0 < 9.0.16 >= 9.0.16
PAN-OS 8.1 < 8.1.23 >= 8.1.23
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)
Exploitation Status
Palo Alto Networks is not aware of any malicious exploitation of this issue.
Weakness Type
CWE-138 Improper Neutralization of Special Elements
Solution
This issue is fixed in PAN-OS 8.1.23, PAN-OS 9.0.16, PAN-OS 9.1.13, PAN-OS
10.0.10, PAN-OS 10.1.5, and all later PAN-OS versions.
Workarounds and Mitigations
This issue requires the attacker to have authenticated access to the PAN-OS
management interface. You can mitigate the impact of this issue 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 at https://docs.paloaltonetworks.com/best-practices.
Acknowledgments
This issue was found by Nicholas Newsom of Palo Alto Networks during internal
security review.
Timeline
2022-05-11 Initial publication
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