---
id: CVE-2021-44319
title: Parrot AR.Drone 1 and AR.Drone 2 are vulnerable to Denial of Service
summary: >-
  Parrot AR.Drone 1 and AR.Drone 2 are vulnerable to Denial of Service. The
  Parrot AR.Drone platform is vulnerable to Wi-Fi deauthentication attack,
  allowing remote and unauthenticated attackers to disconnect drone from
  controller during m…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-400
published: '2026-09-04'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T16:04:24.933'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2021-44319'
references:
  - url: 'http://bertoli.tech/geral/parrot-ar-drone-denial-of-service-dos-attack/'
    label: cve@mitre.org
  - url: 'https://github.com/gubertoli/cve/tree/main/CVE-2021-44319'
    label: cve@mitre.org
  - url: 'https://web.archive.org/web/20180822165812/'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
epss: 0.00511
epssPercentile: 0.41061
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-08T14:14:54.910058Z'
ingestedAt: '2026-09-08T15:33:26.963Z'
---

## Overview

Parrot AR.Drone 1 and AR.Drone 2 are vulnerable to Denial of Service. The Parrot AR.Drone platform is vulnerable to Wi-Fi deauthentication attack, allowing remote and unauthenticated attackers to disconnect drone from controller during mid-flight.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.