CVE-2026-0297— GlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel Handshake
Quick assessment
Affected
Palo Alto Networks GlobalProtect App
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Palo Alto Networks globalprotect app是美国Palo Alto Networks公司的一款终端安全反病毒软件。 Palo Alto Networks globalprotect app 6.0.15之前版本、6.2.8-h13之前版本和6.3.5之前版本存在缓冲区错误漏洞，该漏洞源于缓冲区溢出，可能导致中间人攻击者或恶意网关破坏系统进程并可能利用提升的权限执行任意代码（在Windows上为SYSTEM权限，在macOS和Linux上为root权限）。
Possible ATT&CK Techniques 3 AI
T1055 · Process Injection T1068 · Exploitation for Privilege Escalation T1203 · Exploitation for Client ExecutionAffected Version Matrix 8
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Palo Alto Networks | GlobalProtect App | 6.3.0< 6.3.3-h15 |
affected |
6.2.0 |
affected | ||
6.0.0< 6.0.15 |
affected | ||
6.3.0< 6.3.3-h14 |
affected | ||
6.2.0< 6.2.8-h13 |
affected | ||
6.0.0< 6.0.15 |
affected | ||
6.3.0< 6.3.5 |
affected | ||
6.0.0< 6.0.15 |
affected |
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I. Basic Information for CVE-2026-0297
Vulnerability Information
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Vulnerability Title
GlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel Handshake
Source: CVE Program / CVE List V5
Vulnerability Description
A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man-in-the-middle (MitM) attacker or a rogue gateway to disrupt system processes and potentially execute arbitrary code with elevated privileges (SYSTEM privileges on Windows, and root privileges on macOS and Linux).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks globalprotect app 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks globalprotect app是美国Palo Alto Networks公司的一款终端安全反病毒软件。 Palo Alto Networks globalprotect app 6.0.15之前版本、6.2.8-h13之前版本和6.3.5之前版本存在缓冲区错误漏洞，该漏洞源于缓冲区溢出，可能导致中间人攻击者或恶意网关破坏系统进程并可能利用提升的权限执行任意代码（在Windows上为SYSTEM权限，在macOS和Linux上为root权限）。
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 | GlobalProtect App | 6.3.0 ~ 6.3.3-h15 |
cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.3:*:*:*:*:Linux:*:*
|
|
| Palo Alto Networks | GlobalProtect App | 6.3.0 ~ 6.3.3-h14 |
cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.3:*:*:*:*:macOS:*:*
|
|
| Palo Alto Networks | GlobalProtect App | 6.3.0 ~ 6.3.5 |
cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.3:*:*:*:*:iOS:*:*
|
|
II. Public POCs for CVE-2026-0297
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-0297 (1)
Same Patch Batch · Palo Alto Networks · 2026-08-13 · 12 CVEs total
| CVE-2026-0294 | 6.0 MEDIUM | Prisma Access Agent: Local Privilege Escalation |
| CVE-2026-0299 | 5.9 MEDIUM | GlobalProtect App: Local Privilege Escalation Vulnerabilities |
| CVE-2026-0293 | 5.6 MEDIUM | Prisma Access Agent: Anti-Tamper Protection Bypass on Windows |
| CVE-2026-0298 | 5.2 MEDIUM | GlobalProtect App: Code Execution Vulnerability in Windows Pre-Logon Access Provider (PLAP |
| CVE-2026-0296 | 4.5 MEDIUM | GlobalProtect App: Improper Certificate Validation Bypass Vulnerability |
| CVE-2026-0295 | 4.1 MEDIUM | GlobalProtect App: Local Privilege Escalation via Race Condition on macOS |
| CVE-2026-0292 | 2.1 LOW | Prisma Access Agent: Local Security Inspection Bypass Vulnerability on Windows |
| CVE-2026-0291 | 1.1 LOW | Prisma Access Agent: Authenticated Limited File Deletion on Linux |
| CVE-2026-0289 | 0.5 LOW | Prisma Browser: Inappropriate Implementation in Account Protection |
| CVE-2026-0301 | 0.5 LOW | PAN-OS: Information Disclosure Vulnerability in URL Filtering |
| CVE-2026-0290 | 0.5 LOW | Prisma Browser: Sensitive Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: GlobalProtect App
-
CVE-2026-0299
GlobalProtect App: Local Privilege Escalation Vulnerabilitie -
CVE-2026-0298
GlobalProtect App: Code Execution Vulnerability in Windows P -
CVE-2026-0296
GlobalProtect App: Improper Certificate Validation Bypass Vu -
CVE-2026-0295
GlobalProtect App: Local Privilege Escalation via Race Condi -
CVE-2026-0267
GlobalProtect App: Information Exposure Vulnerability on mac
Same vendor: Palo Alto Networks
-
CVE-2026-0301
PAN-OS: Information Disclosure Vulnerability in URL Filterin -
CVE-2026-0299
GlobalProtect App: Local Privilege Escalation Vulnerabilitie -
CVE-2026-0298
GlobalProtect App: Code Execution Vulnerability in Windows P -
CVE-2026-0296
GlobalProtect App: Improper Certificate Validation Bypass Vu -
CVE-2026-0295
GlobalProtect App: Local Privilege Escalation via Race Condi
Same weakness: CWE-787
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V. Comments for CVE-2026-0297
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