CVE-2020-2027

Name: CVE-2020-2027
Creator: NVD / NIST
Published: 2020-06-10T18:15:11.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 2.13%

Last modified Jun 17, 2026

CVE-2020-2027 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A buffer overflow vulnerability in the authd component of the PAN-OS management server allows authenticated administrators to disrupt system processes and potentially execute arbitrary code with root privileges. This issue affects: All versions of PAN-OS 7.1 and PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.13; PAN-OS 9.0 versions earlier than PAN-OS 9.0.7.. EPSS estimates a 2.13% chance of exploitation in the next 30 days.

Description

A buffer overflow vulnerability in the authd component of the PAN-OS management server allows authenticated administrators to disrupt system processes and potentially execute arbitrary code with root privileges. This issue affects: All versions of PAN-OS 7.1 and PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.13; PAN-OS 9.0 versions earlier than PAN-OS 9.0.7.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

2.13%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Paloaltonetworks	Pan-Os	>= 7.1.0, <= 7.1.26
Paloaltonetworks	Pan-Os	>= 8.0.0, <= 8.0.20
Paloaltonetworks	Pan-Os	>= 8.1.0, < 8.1.13
Paloaltonetworks	Pan-Os	>= 9.0.0, < 9.0.7

References

https://security.paloaltonetworks.com/CVE-2020-2027Vendor Advisory
https://security.paloaltonetworks.com/CVE-2020-2027Vendor Advisory

Timeline

Published: Jun 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-2027?

How severe is CVE-2020-2027?

CVE-2020-2027 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.

How do I fix CVE-2020-2027?

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-2020-2027?

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

Scan your code now

Source: NVD / NIST