{"id":"CVE-2021-44320","title":"Parrot AR.Drone version 1 and 2 does not employ a suitable mechanism to prevent denial-of-service (DoS) attacks","summary":"Parrot AR.Drone version 1 and 2 does not employ a suitable mechanism to prevent denial-of-service (DoS) attacks. An attacker can harm the device availability (i.e., video streaming and control) by using tool to perform an IPv4 flood atta…","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":"2026-09-08","sourceUpdated":"2026-09-08T19:42:20.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-44320","references":[{"url":"https://github.com/gubertoli/cve/tree/main/CVE-2021-44320","label":"cve@mitre.org"},{"url":"https://www.researchgate.net/publication/257681090_ARDrone_corruption","label":"cve@mitre.org"},{"url":"https://www.researchgate.net/publication/313177418_The_Impact_of_DoS_Attacks_on_the_ARDrone_20","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00432,"epssPercentile":0.36987,"ingestedAt":"2026-09-08T20:10:03.168Z","slug":"CVE-2021-44320","body":"## Overview\n\nParrot AR.Drone version 1 and 2 does not employ a suitable mechanism to prevent denial-of-service (DoS) attacks. An attacker can harm the device availability (i.e., video streaming and control) by using tool to perform an IPv4 flood attack. Verified attacks includes SYN flooding and UDP flooding.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}