CVE-2021-31776

HIGH
Published Apr 29, 20215y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Apr 29, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

Aviatrix VPN Client before 2.14.14 on Windows has an unquoted search path that enables local privilege escalation to the SYSTEM user, if the machine is misconfigured to allow unprivileged users to write to directories that are supposed to be restricted to administrators.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-428

Affected Products 2

VendorProductVersionRange
aviatrixvpn_client* <2.14.14
microsoftwindows*any

References 3

  • docs.aviatrix.com https://docs.aviatrix.com/Downloads/samlclient.html
    ProductVendor Advisory
  • docs.aviatrix.com https://docs.aviatrix.com/Downloads/samlclient.html#windows-win
    ProductVendor Advisory
  • docs.aviatrix.com https://docs.aviatrix.com/HowTos/changelog.html#aviatrix-vpn-client-changelog
    Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.