CVE-2020-1976

Name: CVE-2020-1976
Creator: NVD / NIST
Published: 2020-02-12T23:15:11.5+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.28%

Last modified Jun 17, 2026

CVE-2020-1976 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.28%

19.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Paloaltonetworks	Globalprotect	>= 5.0, <= 5.0.5

References

https://security.paloaltonetworks.com/CVE-2020-1976Vendor Advisory
https://security.paloaltonetworks.com/CVE-2020-1976Vendor Advisory

Timeline

Published: Feb 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1976?

How severe is CVE-2020-1976?

CVE-2020-1976 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1976?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1976?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST