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CVE-2021-3056

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CVE-2021-3056

Published: Nov 10, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A memory corruption vulnerability in Palo Alto Networks PAN-OS GlobalProtect Clientless VPN enables an authenticated attacker to execute arbitrary code with root user privileges during SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.9; PAN-OS 10.0 versions earlier than PAN-OS 10.0.1. Prisma Access customers with Prisma Access 2.1 Preferred firewalls are impacted by this issue.

VendorProductVersions

Palo Alto Networks

PAN-OS

unaffected
10.1.*
affected
9.0 - < 9.0.14
affected
8.1 - < 8.1.20
affected
9.1 - < 9.1.9
affected
10.0 - < 10.0.1

Palo Alto Networks

Prisma Access

unaffected
2.2 all
affected
2.1 Preferred
unaffected
2.1 Innovation

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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