CVE-2022-0016 GlobalProtect App: Privilege Escalation Vulnerability When Using Connect Before Logon
A local attacker can escalate to SYSTEM or root privileges via the Connect Before Logon feature in the GlobalProtect app.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-0016?
CVE-2022-0016 is a high-severity vulnerability in Palo Alto Networks GlobalProtect App, published on 10 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2022-0016?
It affects 1 product.
Products include Paloaltonetworks Globalprotect.
How do I fix CVE-2022-0016?
No fix has been published for CVE-2022-0016 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-0016 being exploited?
There is no known exploitation of CVE-2022-0016 in the wild and no public exploit code.
Other vulnerabilities in Palo Alto Networks GlobalProtect App
- CVE-2025-4232 GlobalProtect: Authenticated Code Injection Through Wildcard on macOS
- CVE-2021-3057 GlobalProtect App: Buffer Overflow Vulnerability When Connecting to Portal or Gateway
- CVE-2023-0009 GlobalProtect App: Local Privilege Escalation (PE) Vulnerability
- CVE-2025-0120 GlobalProtect App: Local Privilege Escalation (PE) Vulnerability
- CVE-2019-17436 Privilege escalation in GlobalProtect Agent for Linux and OSX
Sources
Also known as GHSA-mrwh-mjvv-r5vh.