09 February 2023
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.0768 CVE-2023-0002 Cortex XDR Agent: Product Disruption by Local Windows User 9 February 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cortex XDR Agent Publisher: Palo Alto Networks Operating System: Windows Resolution: Patch/Upgrade CVE Names: CVE-2023-0002 Original Bulletin: https://securityadvisories.paloaltonetworks.com/CVE-2023-0002 Comment: CVSS (Max): 5.5 CVE-2023-0002 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) CVSS Source: NVD Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- Palo Alto Networks Security Advisories / CVE-2023-0002 CVE-2023-0002 Cortex XDR Agent: Product Disruption by Local Windows User 047910 Severity 5.5 . MEDIUM Attack Vector LOCAL Scope UNCHANGED Attack Complexity LOW Confidentiality Impact NONE Privileges Required LOW Integrity Impact NONE User Interaction NONE Availability Impact HIGH NVD JSON Published 2023-02-08 Updated 2023-02-08 Reference CPATR-13215 and CPATR-13184 Discovered externally Description A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices allows a local user to execute privileged cytool commands that disable or uninstall the agent. Product Status Versions Affected Unaffected Cortex XDR Agent 7.9 None all Cortex XDR Agent 7.8 None all Cortex XDR Agent 7.5 < 7.5.101-CE on Windows >= 7.5.101-CE on Windows Cortex XDR Agent 5.0 < 22.214.171.12403 on Windows >= 126.96.36.19903 on Windows Severity:MEDIUM CVSSv3.1 Base Score:5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) Weakness Type CWE-693 Protection Mechanism Failure Solution This issue is fixed in Cortex XDR agent 188.8.131.5203, Cortex XDR agent 7.5.101-CE, and all later supported Cortex XDR agent versions. Workarounds and Mitigations There are no known workarounds for this issue. Acknowledgments Palo Alto Networks thanks Fernando Romero de la Morena and Robert McCallum (M42D) for discovering and reporting this issue. Timeline 2023-02-08 Initial publication - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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