CVE-2023-41840

highpriority · track · 31EPSS 0.003 · 24 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.31% (24th) EPSS

CVSS 7.8 · high

Is it mine?

11 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A untrusted search path vulnerability in Fortinet FortiClientWindows 7.0.9 allows an attacker to perform a DLL Hijack attack via a malicious OpenSSL engine library in the search path.

cvss

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

7.8

010

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

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.4highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:Xsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@fortinet.comexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-426USCWE-426US

affected products (11)

Products and version ranges known to be affected.

Fortinet FortiClient < Windows 6.4.9all versionscert_bundDEcpe:/a:fortinet:forticlient:windows_6.4.9
Fortinet FortiClient < Windows 7.0.8all versionscert_bundDEcpe:/a:fortinet:forticlient:windows_7.0.8
Fortinet FortiClient < Windows 7.0.9all versionscert_bundDEcpe:/a:fortinet:forticlient:windows_7.0.9
Fortinet FortiClient < Windows 7.2.0all versionscert_bundDEcpe:/a:fortinet:forticlient:windows_7.2.0
Fortinet FortiClientWindows≤ 7.2.0 ≤7.2.1enisa_euvdEU
Fortinet FortiClientWindows≤ 7.0.9enisa_euvdEU
Fortinet Inc. FortiClient Windows≤ 7.0.9fstec_bduRU
Fortinet Inc. FortiClient Windows7.2.0 → 7.2.1fstec_bduRU
fortinet forticlient= 7.0.9nvdUScpe:2.3:a:fortinet:forticlient:*:*:*:*:*:*:*:*
fortinet forticlient= 7.2.0nvdUScpe:2.3:a:fortinet:forticlient:*:*:*:*:*:*:*:*
fortinet forticlient= 7.2.1nvdUScpe:2.3:a:fortinet:forticlient:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2912Fortinet FortiClient: Mehrere SchwachstellenDeutsch2023-11-14csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in Fortinet FortiClient ausnutzen, um seine Privilegien zu erweitern, einen Denial-of-Service-Zustand zu verursachen oder Sicherheitsmaßnahmen zu umgehen.

also known as (4)

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 2023-11-14modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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