CVE-2024-40593

Private-key disclosure via administrative shell

Published Dec 11, 2025 · Updated Dec 11, 2025

Key management errors in Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiPortal allow local users to extract certificate private keys. The affected administrative shell exposes a certificate's private key, but Fortinet has not disclosed the faulty command or key-handling operation. Administrative shell access with administrator privileges is required; the documented impact is private-key disclosure, without reported modification or service interruption.

CVSS severity6.0
Medium
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Key management errors in Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiPortal allow local users to extract certificate private keys. The affected administrative shell exposes a certificate's private key, but Fortinet has not disclosed the faulty command or key-handling operation. Administrative shell access with administrator privileges is required; the documented impact is private-key disclosure, without reported modification or service interruption.

The record

CVE
CVE-2024-40593
Published
Dec 11, 2025
Updated
Dec 11, 2025
Vendor
Fortinet
Product
FortiManager
Classifications
CWE-320, T1552.004
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Dec 11, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 11, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.4.0 <=6.4.15
  2. Affected versionversion=7.0.0 <=7.0.15
  3. Affected versionversion=7.2.0 <=7.2.5
  4. Affected versionversion=7.4.0 <=7.4.2

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Fortinet · FortiManagerversion=6.4.0 <=6.4.15; version=7.0.0 <=7.0.15; version=7.2.0 <=7.2.5; version=7.4.0 <=7.4.2
Fortinet · FortiPortalversion=6.0.0 <=6.0.15
Fortinet · FortiOSversion=7.0.14; version=7.2.7; version=7.4.4; version=7.6.0
Fortinet · FortiAnalyzerversion=6.4.0 <=6.4.15; version=7.0.0 <=7.0.15; version=7.2.0 <=7.2.5; version=7.4.0 <=7.4.2

Published CVSS scores

6.0FortinetCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-320Key Management Errors
T1552.004Unsecured Credentials: Private Keys

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo