CVE-2020-2032 : Vulnerability Insights and Analysis
Discover the impact of CVE-2020-2032, a file race condition vulnerability in Palo Alto Networks GlobalProtect app on Windows, allowing local privilege escalation. Learn about affected versions and mitigation steps.
A race condition vulnerability in Palo Alto Networks GlobalProtect app on Windows allows local privilege escalation during an upgrade process.
Understanding CVE-2020-2032
This CVE involves a file race condition vulnerability in the GlobalProtect app, potentially leading to local privilege escalation on Windows systems.
What is CVE-2020-2032?
- The vulnerability allows a local limited Windows user to execute programs with SYSTEM privileges during a GlobalProtect app upgrade.
- Affected versions include GlobalProtect app 5.0 versions earlier than 5.0.10 and GlobalProtect app 5.1 versions earlier than 5.1.4 on Windows.
The Impact of CVE-2020-2032
- CVSS Score: 7 (High Severity)
- Attack Vector: Local
- Attack Complexity: High
- Privileges Required: Low
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2020-2032
This section provides detailed technical information about the vulnerability.
Vulnerability Description
- The vulnerability is classified as CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition.
Affected Systems and Versions
- Affected Product: GlobalProtect App by Palo Alto Networks
- Affected Platforms: Windows
- Vulnerable Versions: GlobalProtect app 5.0 versions less than 5.0.10 and GlobalProtect app 5.1 versions less than 5.1.4
Exploitation Mechanism
- The vulnerability can be exploited by a local limited Windows user during a GlobalProtect app upgrade process.
Mitigation and Prevention
Protecting systems from CVE-2020-2032 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Upgrade to GlobalProtect app 5.0.10, GlobalProtect app 5.1.4, or later versions to mitigate the vulnerability.
Long-Term Security Practices
- Regularly update and patch the GlobalProtect app to the latest versions.
- Implement the principle of least privilege to restrict user access rights.
- Monitor and audit system activities for unusual behavior.
Patching and Updates
- Palo Alto Networks has released fixes in GlobalProtect app 5.0.10, 5.1.4, and subsequent versions to address this vulnerability.