CVE-2020-9290

HIGH

FortiClient < 6.2.3 - Uncontrolled Search Path Element via Malicious Filter Library DLL

Title source: llm

Description

An Unsafe Search Path vulnerability in FortiClient for Windows online installer 6.2.3 and below may allow a local attacker with control over the directory in which FortiClientOnlineInstaller.exe and FortiClientVPNOnlineInstaller.exe resides to execute arbitrary code on the system via uploading malicious Filter Library DLL files in that directory.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_confirm

https://fortiguard.com/psirt/FG-IR-19-060

Scores

CVSS v3 7.8

EPSS 0.0005

EPSS Percentile 15.5%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-427

Status published

Products (2)

fortinet/forticlient < 6.2.3

fortinet/forticlient_virtual_private_network < 6.2.3

Published Mar 15, 2020

Tracked Since Feb 18, 2026