title: GlobalProtect App: File race condition vulnerability leads to local privilege escalation during upgrade
description: A race condition vulnerability Palo Alto Networks GlobalProtect app on Windows allows a local limited Windows user to execute programs with SYSTEM privileges. This issue can be exploited only while performing a GlobalProtect app upgrade. This issue affects: GlobalProtect app 5.0 versions earlier than GlobalProtect app 5.0.10 on Windows; GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.4 on Windows.
problem types: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
affected:
{
platforms: Windows
product: GlobalProtect App
vendor: Palo Alto Networks
versions:
changes: [at: 5.1.4, status: unaffected], lessThan: 5.1.4, status: affected, version: 5.1, versionType: custom
changes: [at: 5.0.10, status: unaffected], lessThan: 5.0.10, status: affected, version: 5.0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
solutions: This issue is fixed in GlobalProtect app 5.0.10, GlobalProtect app 5.1.4, and all later GlobalProtect app versions.