CVE-2018-9192

mediumpriority · track · 24EPSS 0.011 · 66 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.12% (66th) EPSS

CVSS 4.3 · medium

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

A plaintext recovery of encrypted messages or a Man-in-the-middle (MiTM) attack on RSA PKCS #1 v1.5 encryption may be possible without knowledge of the server's private key. Fortinet FortiOS 5.4.6 to 5.4.9, 6.0.0 and 6.0.1 are vulnerable by such attack under SSL Deep Inspection feature when CPx being used.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.3–7.5

v2.04.3mediumAV:N/AC:M/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.05.9mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.05.4mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

ssvc

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

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-203USprimaryCWE-310US

affected products (7)

Products and version ranges known to be affected.

Fortinet, Inc. FortiOS≤ 5.4.9, 5.4.8, 5.4.7, 5.4.6enisa_euvdEU
Fortinet, Inc. FortiOS≤ 6.0.1, 6.0.0enisa_euvdEU
Fortinet Inc. FortiOS5.2.0 → 5.2.11fstec_bduRU
Fortinet Inc. FortiOS6.0.0 → 6.0.1fstec_bduRU
fortinet fortios5.4.6 → 5.4.9nvdUScpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
fortinet fortios= 6.0.0nvdUScpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
fortinet fortios= 6.0.1nvdUScpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2018-09-05modified 2026-06-17

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+881 more

references (10)

External citations — patches, advisories, analysis.

scry

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