CVE-2022-0016: high-severity vulnerability in Palo Alto Networks GlobalProtect App
GlobalProtect App: Privilege Escalation Vulnerability When Using Connect Before Logon
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.4epss 0.2%
An improper handling of exceptional conditions vulnerability exists within the Connect Before Logon feature of the Palo Alto Networks GlobalProtect app that enables a local attacker to escalate to SYSTEM or root privileges when authenticating with Connect Before Logon under certain circumstances. This issue impacts GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.9 on Windows and MacOS. This issue does not affect the GlobalProtect app on other platforms.
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Palo Alto Networks · GlobalProtect AppRelated CVEs — Palo Alto Networks GlobalProtect App
In the same product, most dangerous first.
CVE-2024-5921MEDIUMGlobalProtect App: Insufficient Certificate Validation Leads to Privilege EscalationEPSS 1.5%CVE-2021-3057HIGHGlobalProtect App: Buffer Overflow Vulnerability When Connecting to Portal or GatewayEPSS 1.4%CVE-2020-2033MEDIUMGlobalProtect App: Missing certificate validation vulnerability can disclose pre-logon authentication cookieEPSS 0.9%CVE-2022-0018MEDIUMGlobalProtect App: Information Exposure Vulnerability When Connecting to GlobalProtect Portal With Single Sign-On EnabledEPSS 0.7%CVE-2026-0298MEDIUMGlobalProtect App: Code Execution Vulnerability in Windows Pre-Logon Access Provider (PLAP)EPSS 0.7%CVE-2026-0297MEDIUMGlobalProtect App: Buffer Overflow Vulnerability during UDP Tunnel HandshakeEPSS 0.6%