CVEvulnerability

CVE-2021-3056

8.8 HIGH Published 2021-11-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-11-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
8.5 HIGH — AV:N/AC:M/Au:S/C:C/I:C/A:C
Weaknesses
CWE-120, CWE-787

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.

Affected configurations

• paloaltonetworks pan-os (>= 8.1.0 < 8.1.20) • paloaltonetworks pan-os (>= 9.0.0 < 9.0.14) • paloaltonetworks pan-os (>= 9.1.0 < 9.1.9) • paloaltonetworks pan-os 10.0.0

Related

Weakness · CWE (2)

  • CWE-120 Buffer Copy without Checking Size of Input weakness
  • CWE-787 Out-of-bounds Write weakness

References