CVE-2021-3038

low-risk
Published 2021-04-20

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.

Do I need to act?

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0.04% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Paloaltonetworks

References (2)

Vendor Advisory https://security.paloaltonetworks.com/CVE-2021-3038
Vendor Advisory https://security.paloaltonetworks.com/CVE-2021-3038
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal