CVE-2021-40870

CriticalCVSS 9.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

An issue was discovered in Aviatrix Controller 6.x before 6.5-1804.1922. Unrestricted upload of a file with a dangerous type is possible, which allows an unauthenticated user to execute arbitrary code via directory traversal.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-23

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://packetstormsecurity.com/files/164461/Aviatrix-Controller-6.x-Path-Traversal-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021Release Notes, Vendor Advisory
https://wearetradecraft.com/advisories/tc-2021-0002/Exploit, Third Party Advisory
http://packetstormsecurity.com/files/164461/Aviatrix-Controller-6.x-Path-Traversal-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021Release Notes, Vendor Advisory
https://wearetradecraft.com/advisories/tc-2021-0002/Exploit, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40870US Government Resource

Timeline

Published: Sep 13, 2021
Last modified: Jun 17, 2026
Added to CISA KEV: Jan 18, 2022
NVD status: Analyzed

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