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CVE-2020-1976— GlobalProtect on MacOS: Local denial-of-service (DoS) vulnerability.

Quick assessment

Affected
Palo Alto Networks GlobalProtect
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。

CVSS 4.7 · Medium EPSS 0.28% · P19
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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: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对关键状态数据的外部可控制
Source: CVE Program / CVE List V5
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

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III. Intelligence Information for CVE-2020-1976

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Vendor Advisories for CVE-2020-1976 (1)

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
Same weakness: CWE-642

V. Comments for CVE-2020-1976

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