CVE-2023-47537

Severity CVSS v4.0:

Pending analysis

Type:

CWE-295 Improper Certificate Validation

Publication date:

15/02/2024

Last modified:

14/01/2026

Description

An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.80 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x

4.80

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:fortinet:fortios::::::::	7.0.0 (including)	7.0.14 (excluding)
cpe:2.3:o:fortinet:fortios::::::::	7.2.0 (including)	7.2.6 (including)
cpe:2.3:o:fortinet:fortios:7.4.0:::::::*
cpe:2.3:o:fortinet:fortios:7.4.1:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-47537

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools