Is CVE-2022-42475 actively exploited?

CVE-2022-42475 has no public evidence of in-the-wild exploitation as of 2025-10-24.

What is the CVSS score for CVE-2022-42475?

CVE-2022-42475 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2022-42475?

Patch guidance is available from fortinet security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2022-42475.

Fix CVE-2022-42475 - CRITICAL fortinet fortios

Q: Which products are affected by CVE-2022-42475?

19 products: fortinet fortios, fortinet fortios, fortinet fortios, fortinet fortios, fortinet fortios, and 14 more.

Description

A heap-based buffer overflow vulnerability [CWE-122] in FortiOS SSL-VPN 7.2.0 through 7.2.2, 7.0.0 through 7.0.8, 6.4.0 through 6.4.10, 6.2.0 through 6.2.11, 6.0.15 and earlier and FortiProxy SSL-VPN 7.2.0 through 7.2.1, 7.0.7 and earlier may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-197 CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: FORTINET
Published: 1/2/2023
Last Modified: 10/24/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

fortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortiproxyfortinet : fortiproxyfortinet : fortiproxyfortinet : fortiproxyfortinet : fortiproxyfortinet : fortiproxyfortinet : fortiosfortinet : fortiosfortinet : fortiosfortinet : fortios

Remediation Guidance

Executive Summary

View on NIST NVD