CVE-2021-3038
5.5 MEDIUMA denial-of-service (DoS) vulnerability in Palo Alto Networks GlobalProtect app on Windows systems allows a limited Windows user to send ...
Published: 2021-04-20 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 5.5 MEDIUM
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CWE
- CWE-20, CWE-248
Affected products
| Vendor | Product |
|---|---|
| paloaltonetworks | globalprotect |
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3038
- [Vendor advisory]https://security.paloaltonetworks.com/CVE-2021-3038
- [Vendor advisory]https://security.paloaltonetworks.com/CVE-2021-3038
Related CVEs
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- CVE-2026-0257 — Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker ... (9.1 CRITICAL)
- CVE-2025-0130 — A missing exception check in Palo Alto Networks PAN-OS® software with the web proxy feature enabled allows an unauthenticated attacker to... (7.5 HIGH)
- CVE-2021-3057 — A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker ... (8.1 HIGH)
- CVE-2021-3055 — An improper restriction of XML external entity (XXE) reference vulnerability in the Palo Alto Networks PAN-OS web interface enables an au... (6.5 MEDIUM)
- CVE-2021-3054 — A time-of-check to time-of-use (TOCTOU) race condition vulnerability in the Palo Alto Networks PAN-OS web interface enables an authentica... (7.2 HIGH)
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