CVE-2020-1976— GlobalProtect on MacOS: Local denial-of-service (DoS) vulnerability.
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I. Basic Information for CVE-2020-1976
Vulnerability Information
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Vulnerability Title
GlobalProtect on MacOS: Local denial-of-service (DoS) vulnerability.
Source: NVD (National Vulnerability Database)
Vulnerability Description
A denial-of-service (DoS) vulnerability in Palo Alto Networks GlobalProtect software running on Mac OS allows authenticated local users to cause the Mac OS kernel to hang or crash. This issue affects GlobalProtect 5.0.5 and earlier versions of GlobalProtect 5.0 on Mac OS.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对关键状态数据的外部可控制
Source: NVD (National Vulnerability Database)
Vulnerability Title
Palo Alto Networks GlobalProtect 输入验证错误漏洞
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 software（Mac OS）中存在拒绝服务漏洞。本地攻击者可利用该漏洞造成Mac OS内核挂起或崩溃。
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 | 5.0 ~ 5.0.5 | - |
II. Public POCs for CVE-2020-1976
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security.paloaltonetworks.com/CVE-2020-1976x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-1976
Same Patch Batch · Palo Alto Networks · 2020-02-12 · 3 CVEs total
| CVE-2020-1977 | 7.5 HIGH | Expedition Migration Tool: Insufficient Cross Site Request Forgery protection. |
| CVE-2020-1975 | 6.8 MEDIUM | Missing XML Validation in PAN-OS Web Interface |
IV. Related Vulnerabilities
Same vendor: Palo Alto Networks
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Cortex XSOAR: Improper Verification of Cryptographic Signatu - CVE-2026-0231
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V. Comments for CVE-2020-1976
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