Home › Exploited CVEs › CVE-2021-40870
CVE-2021-40870: Aviatrix Controller Unrestricted Upload of File
Aviatrix Aviatrix Controller · in CISA KEV since 2022-01-18
2022-01-18added to KEV
2022-02-01federal remediation due date
93.02%EPSS exploit probability (30 days) 99.8th percentile
9.8 CRITICALCVSS 3.1
Unknownknown ransomware use
127days from NVD publication to KEV
What it is
Unrestricted upload of a file with a dangerous type is possible, which allows an unauthenticated user to execute arbitrary code via directory traversal.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-25;CWE-96 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2021-09-13 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2021-40870.json · all KEV CVEs
Kevscope: daily CISA KEV + EPSS datasetThe whole KEV catalog joined with daily EPSS and CVSS scores as CSV/Parquet, refreshed daily. Free to download.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.