CVE-2024-40590

mediumpriority · track · 0EPSS 0.002 · 6 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.16% (6th) EPSS

CVSS 4.8 · medium

Is it mine?

17 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

An improper certificate validation vulnerability [CWE-295] in FortiPortal version 7.4.0, version 7.2.4 and below, version 7.0.8 and below, version 6.0.15 and below when connecting to a FortiManager device, a FortiAnalyzer device, or an SMTP server may allow an unauthenticated attacker in a Man-in-the-Middle position to intercept on and tamper with the encrypted communication channel established between the FortiPortal and those endpoints.

cvss

Technical severity, 0–10. One row per scoring source.

4.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.8mediumAV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.14.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:U/RC:Rsecondary · ENISA EU

v3.14.8mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Nsecondary · psirt@fortinet.comexploitability 2.2 · impact 2.5

v3.14.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USCWE-295US

affected products (17)

Products and version ranges known to be affected.

Fortinet FortiPortal <7.0.9all versionscert_bundDE
Fortinet FortiPortal <7.2.5all versionscert_bundDE
Fortinet FortiPortal <7.4.1all versionscert_bundDE
Fortinet FortiPortal< 7.0.9cert_bundDE
Fortinet FortiPortal< 7.2.5cert_bundDE
Fortinet FortiPortal< 7.4.1cert_bundDE
Fortinet FortiPortal≤ 7.2.0 ≤7.2.4enisa_euvdEU
Fortinet FortiPortal≤ 7.4.0enisa_euvdEU
Fortinet FortiPortal≤ 7.0.0 ≤7.0.8enisa_euvdEU
Fortinet FortiPortal≤ 6.0.0 ≤6.0.15enisa_euvdEU
Fortinet Inc. FortiPortal≤ 7.4.0fstec_bduRU
Fortinet Inc. FortiPortal6.0.0 → 6.0.15fstec_bduRU
Fortinet Inc. FortiPortal7.0.0 → 7.0.8fstec_bduRU
Fortinet Inc. FortiPortal7.2.0 → 7.2.4fstec_bduRU
fortinet fortiportal6.0.0 → 7.0.9nvdUScpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*
fortinet fortiportal7.2.0 → 7.2.5nvdUScpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*
fortinet fortiportal= 7.4.0nvdUScpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-3440Fortinet FortiPortal: Mehrere SchwachstellenDeutsch2024-11-12csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Fortinet FortiPortal ausnutzen, um Sicherheitsvorkehrungen zu umgehen oder Daten offenzulegen oder zu Manipulieren.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2025-03-14modified 2026-06-17

references (6)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan