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Fortinet FortiManager Private key readable by admin (FG-IR-24-133)

medium Nessus Plugin ID 277942

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Synopsis

Fortinet Firewall is missing one or more security-related updates.

Description

The version of FortiManager installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-24-133 advisory.

 - A key management error vulnerability [CWE-320] in FortiManager, FortiAnalyzer and FortiPortal may allow an authenticated admin to retrieve a certificate's private key via the device's admin shell.
 (CVE-2024-40593)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

For 6.4.x / 7.0.x, see vendor advisory. For 7.2.x, upgrade to FortiManager version 7.2.6 or later. For 7.4.x, upgrade to FortiManager version 7.4.3 or later.

See Also

https://www.fortiguard.com/psirt/FG-IR-24-133

Plugin Details

Severity: Medium

ID: 277942

File Name: fortimanager_FG-IR-24-133.nasl

Version: 1.2

Type: local

Family: Firewalls

Published: 12/9/2025

Updated: 12/10/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:L/AC:L/Au:M/C:C/I:N/A:N

CVSS Score Source: CVE-2024-40593

CVSS v3

Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:fortinet:fortimanager

Required KB Items: Host/Fortigate/model, Host/Fortigate/version

Exploit Ease: No known exploits are available

Patch Publication Date: 12/9/2025

Vulnerability Publication Date: 12/9/2025

Reference Information

CVE: CVE-2024-40593