CVE-2021-3038
5.5 · MEDIUMOverview
CVE-2021-3038 is a medium-severity vulnerability affecting paloaltonetworks globalprotect. It was published on April 20, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A denial-of-service (DoS) vulnerability in Palo Alto Networks GlobalProtect app on Windows systems allows a limited Windows user to send specifically-crafted input to the GlobalProtect app that results in a Windows blue screen of death (BSOD) error. This issue impacts: GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.8; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.4.
Remediation
Check the references section for vendor advisories and patches from paloaltonetworks. Update globalprotect to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| paloaltonetworks | globalprotect | >= 5.1.0, < 5.1.8 | Affected |
Frequently Asked Questions
What is CVE-2021-3038?
CVE-2021-3038 is a medium-severity vulnerability affecting paloaltonetworks globalprotect. It was published on April 20, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-3038?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-3038?
Check the references section for vendor advisories and patches from paloaltonetworks. Update globalprotect to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-3038?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3038 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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