{"document":{"category":"csaf_vex","csaf_version":"2.1","notes":[{"category":"summary","text":"Palo Alto Networks PSIRT provided VEX document. This document is autogenerated.","title":"GlobalProtect App: Windows VPN kernel driver denial of service (DoS)"}],"publisher":{"category":"vendor","name":"Palo Alto Networks","namespace":"https://security.paloaltonetworks.com"},"title":"Palo Alto Networks PSIRT provided VEX document: CVE-2021-3038","distribution":{"text":"Copyright © 2024 Palo Alto Networks. All rights reserved.","tlp":{"label":"CLEAR","url":"https://www.first.org/tlp/"}},"tracking":{"current_release_date":"2026-04-11T00:32:56.481Z","generator":{"date":"2026-04-11T00:32:56.481Z","engine":{"name":"Vulnogram","version":"0.0.9"}},"id":"CVE-2021-3038","initial_release_date":"2021-04-14T16:00:00.000Z","revision_history":[{"number":"1","date":"2021-04-14T09:00:00.000Z","summary":"Initial publication"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"name":"Palo Alto Networks","category":"vendor","branches":[]}]},"vulnerabilities":[{"cve":"CVE-2021-3038","product_status":{"fixed":["PANW-GlobalProtect-App-66","PANW-GlobalProtect-App-67"],"known_affected":["PANW-GlobalProtect-App-66","PANW-GlobalProtect-App-67"]},"notes":[{"category":"description","text":"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."}],"references":[{"category":"external","summary":"NVD - CVE-2021-3038","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3038"},{"category":"self","summary":"Palo Alto Networks Security Advisory CVE-2021-3038","url":"https://security.paloaltonetworks.com/CVE-2021-3038"}],"threats":[{"category":"impact","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."}],"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"products":["PANW-GlobalProtect-App-66","PANW-GlobalProtect-App-67"]}]}]}