CVE-2021-3056

PAN-OS: Memory Corruption Vulnerability in GlobalProtect Clientless VPN During SAML Authentication

State: Published
Severity: 8.8 High
Published: Nov 10, 2021
Updated: Sep 16, 2024
Reserved: Jan 6, 2021

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.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	palo_alto

Weaknesses

CWE-120 Buffer Overflow

Affected Products

Product	Versions
PAN-OSPalo Alto Networks	10.1.*Not affected 9.0 to before 9.0.14Affectedfrom 9.0.14Not affected 8.1 to before 8.1.20Affectedfrom 8.1.20Not affected 9.1 to before 9.1.9Affectedfrom 9.1.9Not affected 10.0 to before 10.0.1Affectedfrom 10.0.1Not affected
Prisma AccessPalo Alto Networks	2.2 allNot affected 2.1 PreferredAffected 2.1 InnovationNot affected

References

https://security.paloaltonetworks.com/CVE-2021-3056

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