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CVE-2024-2550— PAN-OS: Firewall Denial of Service (DoS) in GlobalProtect Gateway Using a Specially Crafted Packet

Quick assessment

Affected
Palo Alto Networks Cloud NGFW
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 PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。 Palo Alto Networks PAN-OS存在代码问题漏洞，该漏洞源于GlobalProtect网关存在空指针取消引用漏洞，攻击者能发送特制数据包制造拒绝服务条件，进而停止防火墙服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.51% · P42

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-2550

Vulnerability Information
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Vulnerability Title
PAN-OS: Firewall Denial of Service (DoS) in GlobalProtect Gateway Using a Specially Crafted Packet
Source: CVE Program / CVE List V5
Vulnerability Description
A null pointer dereference vulnerability in the GlobalProtect gateway in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to stop the GlobalProtect service on the firewall by sending a specially crafted packet that causes a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the firewall entering maintenance mode.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/V:C/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks PAN-OS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。 Palo Alto Networks PAN-OS存在代码问题漏洞，该漏洞源于GlobalProtect网关存在空指针取消引用漏洞，攻击者能发送特制数据包制造拒绝服务条件，进而停止防火墙服务。
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 Cloud NGFW - -
Palo Alto Networks PAN-OS 11.1.0 ~ 11.1.5 cpe:2.3:o:paloaltonetworks:pan-os:11.1.4:h4:*:*:*:*:*:*
Palo Alto Networks Prisma Access - -

II. Public POCs for CVE-2024-2550

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III. Intelligence Information for CVE-2024-2550

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Same Patch Batch · Palo Alto Networks · 2024-11-14 · 8 CVEs total

CVE-2024-5920 PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in PAN-OS Enables Impersonation of
CVE-2024-5917 PAN-OS: Server-Side Request Forgery in WildFire
CVE-2024-2552 PAN-OS: Arbitrary File Delete Vulnerability in the Command Line Interface (CLI)
CVE-2024-5918 PAN-OS: Improper Certificate Validation Enables Impersonation of a Legitimate GlobalProtec
CVE-2024-5919 PAN-OS: Authenticated XML External Entities (XXE) Injection Vulnerability
CVE-2024-2551 PAN-OS: Firewall Denial of Service (DoS) Using a Specially Crafted Packet
CVE-2024-9472 PAN-OS: Firewall Denial of Service (DoS) Using Specially Crafted Traffic

IV. Related Vulnerabilities

Same product: Cloud NGFW
Same vendor: Palo Alto Networks
Same weakness: CWE-476

V. Comments for CVE-2024-2550

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