CVE-2020-2006: PAN-OS: Buffer overflow in management server payload parser

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-05-13 · updated 2026-06-17
Weakness: CWE-121

Description

A stack-based buffer overflow vulnerability in the management server component of PAN-OS that allows an authenticated user to potentially execute arbitrary code with root privileges. This issue affects: All versions of PAN-OS 7.1 and 8.0; PAN-OS 8.1 versions earlier than 8.1.14.

Affected products

Palo Alto Networks PAN-OS: from 7.1.0 through 7.1.26; from 8.0.0 through 8.0.20; from 8.1.0 through 8.1.13
Palo Alto Networks PAN-OS: from 8.1 before 8.1.14; 7.1.*, 8.0.* — fixed in 8.1.14

How to fix

Upgrade to a fixed version: Palo Alto Networks PAN-OS 8.1.14. Check the vendor advisory for mitigations.

References

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