Palo Alto GlobalProtect App Local File Deletion via Race Condition
CVE-2023-0006 Published on April 12, 2023
GlobalProtect App: Local File Deletion Vulnerability
A local file deletion vulnerability in the Palo Alto Networks GlobalProtect app on Windows devices enables a user to delete system files from the endpoint with elevated privileges through a race condition.
Vulnerability Analysis
CVE-2023-0006 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity and availability.
Timeline
Initial publication
Weakness Type
What is a TOCTTOU Vulnerability?
The software checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the software to perform invalid actions when the resource is in an unexpected state. This weakness can be security-relevant when an attacker can influence the state of the resource between check and use. This can happen with shared resources such as files, memory, or even variables in multithreaded programs.
CVE-2023-0006 has been classified to as a TOCTTOU vulnerability or weakness.
Products Associated with CVE-2023-0006
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Affected Versions
Palo Alto Networks GlobalProtect app:- Version 6.0 and below 6.0.4 is affected.
- Version 6.1 and below 6.1.1 is affected.
- Version 5.2 and below 5.2.13 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.