CVE-2021-40870

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.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://packetstormsecurity.com/files/164461/Aviatrix-Controller-6.x-Path-Traversal-Code-Execution.html	Exploit Third Party Advisory VDB Entry
https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021	Release 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.html	Exploit Third Party Advisory VDB Entry
https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021	Release 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-2021-40870	US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:aviatrix:controller::::::::
	cpe:2.3:a:aviatrix:controller::::::::
	cpe:2.3:a:aviatrix:controller::::::::
	cpe:2.3:a:aviatrix:controller::::::::

History

10 Nov 2025, 14:43

Type	Values Removed	Values Added
References	~~() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40870 -~~	() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40870 - US Government Resource

Information

Published : 2021-09-13 08:15

Updated : 2025-11-10 14:43

NVD link : CVE-2021-40870

Mitre link : CVE-2021-40870

CVE.ORG link : CVE-2021-40870

JSON object : View

Products Affected

aviatrix

controller

CWE

CWE-23

Relative Path Traversal

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