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AUSCERT External Security Bulletin Redistribution
GlobalProtect on MacOS: Local denial-of-service (DoS) vulnerability
14 February 2020
AusCERT Security Bulletin Summary
Publisher: Palo Alto
Operating System: Mac OS
Impact/Access: Denial of Service -- Existing Account
CVE Names: CVE-2020-1976
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Palo Alto Networks Security Advisories / CVE-2020-1976
CVE-2020-1976 GlobalProtect on MacOS: Local denial-of-service (DoS)
Severity 4.7 . MEDIUM
Attack Vector LOCAL
Attack Complexity HIGH
Privileges Required LOW
User Interaction NONE
Confidentiality Impact NONE
Integrity Impact NONE
Availability Impact HIGH
A denial-of-service (DoS) vulnerability in Palo Alto Networks GlobalProtect
software running on Mac OS allows authenticated local users to cause the Mac OS
kernel to hang or crash.
This issue affects GlobalProtect 5.0.5 and earlier versions of GlobalProtect
5.0 on Mac OS.
Versions Affected Unaffected
5.0 <= 5.0.5 on Mac OS >= 5.0.6 on Mac OS
CVSSv3.1 Base Score: 4.7 ( CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H )
This issue is fixed in GlobalProtect 5.0.6, GlobalProtect 5.1.0, and all later
Workarounds and Mitigations
o This issue was discovered during a security test performed in collaboration
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