CVE-2021-3064— PAN-OS: Memory Corruption Vulnerability in GlobalProtect Portal and Gateway Interfaces
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I. Basic Information for CVE-2021-3064
Vulnerability Information
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Vulnerability Title
PAN-OS: Memory Corruption Vulnerability in GlobalProtect Portal and Gateway Interfaces
Source: NVD (National Vulnerability Database)
Vulnerability Description
A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Palo Alto Networks GlobalProtect 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks GlobalProtect是美国Palo Alto Networks公司的一套网络防护软件。该软件可提供防火墙监控及威胁预防等功能。 Palo Alto Networks GlobalProtect portal and gateway存在缓冲区错误漏洞，攻击者可利用该漏洞中断系统进程，并可能以root权限执行任意代码。受影响的系统包括：PAN-OS 8.1.17之前的PAN-OS 8.1版本。Prisma Access客户不受此问题的影响。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Palo Alto Networks | PAN-OS | 9.0.* | - | |
| Palo Alto Networks | Prisma Access | 2.2 all | - |
II. Public POCs for CVE-2021-3064
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Exploit for CVE-2021-3036, HTTP Smuggling + buffer overflow in PanOS 8.x | https://github.com/0xhaggis/CVE-2021-3064 | POC Details |
AI-Generated POCPremium
No public POC found.
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- https://security.paloaltonetworks.com/CVE-2021-3064x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-3064
Same Patch Batch · Palo Alto Networks · 2021-11-10 · 8 CVEs total
| CVE-2021-3058 | 8.8 HIGH | PAN-OS: OS Command Injection Vulnerability in Web Interface XML API |
| CVE-2021-3056 | 8.8 HIGH | PAN-OS: Memory Corruption Vulnerability in GlobalProtect Clientless VPN During SAML Authen |
| CVE-2021-3062 | 8.1 HIGH | PAN-OS: Improper Access Control Vulnerability Exposing AWS Instance Metadata Endpoint to G |
| CVE-2021-3060 | 8.1 HIGH | PAN-OS: OS Command Injection in Simple Certificate Enrollment Protocol (SCEP) |
| CVE-2021-3059 | 8.1 HIGH | PAN-OS: OS Command Injection Vulnerability When Performing Dynamic Updates |
| CVE-2021-3063 | 7.5 HIGH | PAN-OS: Denial-of-Service (DoS) Vulnerability in GlobalProtect Portal and Gateway Interfac |
| CVE-2021-3061 | 6.4 MEDIUM | PAN-OS: OS Command Injection Vulnerability in the Command Line Interface (CLI) |
IV. Related Vulnerabilities
Same product: PAN-OS
- CVE-2025-0116
PAN-OS: Firewall Denial of Service (DoS) Using a Specially C - CVE-2025-0115
PAN-OS: Authenticated Admin File Read Vulnerability in PAN-O - CVE-2025-0114
PAN-OS: Denial of Service (DoS) in GlobalProtect - CVE-2024-9471
PAN-OS: Privilege Escalation (PE) Vulnerability in XML API - CVE-2024-8691
PAN-OS: User Impersonation in GlobalProtect Portal
Same vendor: Palo Alto Networks
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Cortex XDR Broker VM: Sensitive Information Disclosure Vulne
Same weakness: CWE-121
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Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2021-3064
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