CVE-2020-2018

PAN-OS: Panorama authentication bypass vulnerability

At a glance

Severity
CRITICAL 9.0
EPSS
EPSS 1.36 % · percentile 72 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
palo_alto
NVD status
Modified

Description

An authentication bypass vulnerability in the Panorama context switching feature allows an attacker with network access to a Panorama's management interface to gain privileged access to managed firewalls. An attacker requires some knowledge of managed firewalls to exploit this issue. This issue does not affect Panorama configured with custom certificates authentication for communication between Panorama and managed devices. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; PAN-OS 8.1 versions earlier than 8.1.12; PAN-OS 9.0 versions earlier than 9.0.6; All versions of PAN-OS 8.0.

Scores

VersionScoreVectorScored by
CVSS 3.1CRITICAL 9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hpalo_alto
CVSS 3.1CRITICAL 9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:HNVD · psirt@paloaltonetworks.com (Secondary)
CVSS 3.1CRITICAL 9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 2.0HIGH 9.3AV:N/AC:M/Au:N/C:C/I:C/A:CNVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Palo Alto Networks · PAN-OSaffected 8.0.* ; affected 7.1 < 7.1.26 ; affected 8.1 < 8.1.12 ; affected 9.0 < 9.0.6

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD