Improper input validation in Palo Alto Networks Globalprotect App
CVE-2021-3038
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (11.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Palo Alto Networks Globalprotect App — versions 5.1, 5.2
- Paloaltonetworks Globalprotect
Weakness classification (CWE)
References
- security.paloaltonetworks.com/CVE-2021-3038 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3038?
- CVE-2021-3038 is a medium-severity vulnerability in Palo Alto Networks Globalprotect App, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-04-20.
- How severe is CVE-2021-3038?
- Medium severity. CVSS v3 base score is 5.5 out of 10.