CVE-2021-40870

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

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

V2 Legend

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

22 Oct 2025, 00:17

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

21 Oct 2025, 20:18

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40870', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:19

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

21 Nov 2024, 06:24

Type Values Removed Values Added
References () http://packetstormsecurity.com/files/164461/Aviatrix-Controller-6.x-Path-Traversal-Code-Execution.html - Exploit, Third Party Advisory, VDB Entry () http://packetstormsecurity.com/files/164461/Aviatrix-Controller-6.x-Path-Traversal-Code-Execution.html - Exploit, Third Party Advisory, VDB Entry
References () https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021 - Release Notes, Vendor Advisory () https://docs.aviatrix.com/HowTos/UCC_Release_Notes.html#security-note-9-11-2021 - Release Notes, Vendor Advisory
References () https://wearetradecraft.com/advisories/tc-2021-0002/ - Exploit, Third Party Advisory () https://wearetradecraft.com/advisories/tc-2021-0002/ - Exploit, Third Party Advisory

08 Aug 2023, 14:21

Type Values Removed Values Added
CWE CWE-436 CWE-23
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