CVE-2021-40870

CRITICAL CISA KEV
Published Sep 13, 20214y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Sep 13, 2021 4y ago
Last Modified Jun 17, 2026 2w ago
KEV Listed Jan 18, 2022 4y ago
KEV Due Feb 1, 2022 1612d overdue

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

CISA Known Exploited Overdue 1612d
Added
Jan 18, 2022
Due
Feb 1, 2022

Apply updates per vendor instructions.

Exploit & Patch Status
Actively Exploited (KEV)
No Patch Available

Weaknesses 1

CWE-23

Affected Products 4

VendorProductVersionRange
aviatrixcontroller*≥6.2  –  <6.2.2043
aviatrixcontroller*≥6.3  –  <6.3.2490
aviatrixcontroller*≥6.4  –  <6.4.2838
aviatrixcontroller*≥6.5  –  <6.5.1922

References 4

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.