CVE-2018-9190 — A null pointer dereference vulnerability in Fortinet FortiClientWindows 6.0.2 and earlier allows attacker to cause a denial of service via the NDIS miniport driver

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MEDIUM

A null pointer dereference vulnerability in Fortinet FortiClientWindows 6.0.2 and earlier allows attacker to cause a denial of service via the NDIS miniport driver

Published Feb 8, 2019

5.5

MEDIUM

CVSS 3.0

EPSS 0.43%

Description

A null pointer dereference vulnerability in Fortinet FortiClientWindows 6.0.2 and earlier allows attacker to cause a denial of service via the NDIS miniport driver.

Affected products

Vendor Fortinet, Inc. Product Fortinet FortiClientWindows Default
n/a
- Version
  FortiClientWindows 6.0.2 and earlier
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Fortinet, Inc.

Fortinet FortiClientWindows

n/a

Version	Status	Constraints
FortiClientWindows 6.0.2 and earlier	affected	-

Remediation

No remediation recorded yet.

Metrics

0.43% 0.00434

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00434

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.43% (0.00434)	35.33th	v5 (v2026.06.15)
Sep 20, 2026	0.42% (0.00421)	36.08th	v5 (v2026.06.15)
Jul 20, 2024	0.04% (0.00044)	12.95th	v3 (v2023.03.01)
May 25, 2024	0.04% (0.00044)	12.27th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00044)	10.26th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.52% (0.00518)	11.68th	v5 (v2026.06.15)
Apr 14, 2021	0.52% (0.00518)	0.00th	v1