Palo Alto Networks PAN-OS 8.1.x < 8.1.19 / 9.0.x < 9.0.14 / 9.1.x < 9.1.9 / 10.0.x < 10.0.5 Vulnerability

medium Nessus Plugin ID 152505


The remote PAN-OS host is affected by a vulnerability


The version of Palo Alto Networks PAN-OS running on the remote host is 8.1.x prior to 8.1.19 or 9.0.x prior to 9.0.14 or 9.1.x prior to 9.1.9 or 10.0.x prior to 10.0.5. It is, therefore, affected by a vulnerability.

- An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway when they are configured to use SAML authentication. (CVE-2021-3046)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Upgrade to PAN-OS 8.1.19 / 9.0.14 / 9.1.9 / 10.0.5 or later

See Also

Plugin Details

Severity: Medium

ID: 152505

File Name: palo_alto_CVE-2021-3046.nasl

Version: 1.5

Type: combined

Published: 8/11/2021

Updated: 9/10/2021

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2021-3046


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:paloaltonetworks:pan-os

Required KB Items: Settings/ParanoidReport, Host/Palo_Alto/Firewall/Version, Host/Palo_Alto/Firewall/Full_Version, Host/Palo_Alto/Firewall/Source

Exploit Ease: No known exploits are available

Patch Publication Date: 8/11/2021

Vulnerability Publication Date: 8/11/2021

Reference Information

CVE: CVE-2021-3046

CWE: 287

IAVA: 2021-A-0390-S