CVE-2018-13374

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.381 · 99 %ileexploit · functionalEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 2 exploits · functional

Likely / severe?

38.1% (99th) EPSS

CVSS 4 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-09-08remediate by 2022-09-29

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-22

Fortinet FortiOS and FortiADC Improper Access Control Vulnerability

A Improper Access Control in Fortinet FortiOS 6.0.2, 5.6.7 and before, FortiADC 6.1.0, 6.0.0 to 6.0.1, 5.4.0 to 5.4.4 allows attacker to obtain the LDAP server login credentials configured in FortiGate via pointing a LDAP server connectivity test request to a rogue LDAP server instead of the configured one.

cvss

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

4.3

010

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

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.14.3mediumAV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · psirt@fortinet.comexploitability 2.8 · impact 1.4

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-732USprimaryCWE-732US

exploits (2)

Public proof-of-concept and weaponised exploit code.

affected products (9)

Products and version ranges known to be affected.

Fortinet Fortinet FortiOS, fortiADC≤ FortiOS 6.0.2, 5.6.7 and before, FortiADC 6.1.0, 6.0.0 to 6.0.1, 5.4.0 to 5.4.4enisa_euvdEU
Fortinet Inc. FortiADC≤ 5.4.4fstec_bduRU
Fortinet Inc. FortiADC≤ 6.0.1fstec_bduRU
Fortinet Inc. FortiADC≤ 6.1.0fstec_bduRU
Fortinet Inc. FortiOS≤ 6.0.2fstec_bduRU
fortinet fortiadc5.4.0 → 5.4.5nvdUScpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*
fortinet fortiadc6.0.0 → 6.0.2nvdUScpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*
fortinet fortiadc= 6.1.0nvdUScpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*
fortinet fortios< 6.0.3nvdUScpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

also known as (5)

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 2019-01-22modified 2026-10-01

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+1925 more

references (8)

External citations — patches, advisories, analysis.

scry

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