CVE-2019-18240

highpriority · track · 44EPSS 0.139 · 97 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

13.9% (97th) EPSS

CVSS 7.5 · high

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-28

In Fuji Electric V-Server 4.0.6 and prior, several heap-based buffer overflows have been identified, which may allow an attacker to remotely execute arbitrary code.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationV-Servercisa_csaf_ot
Fuji Electric has released Version 4.0.7.0 to mitigate the reported vulnerability.
https://felib.fujielectric.co.jp/download/search2.htm?dosearch=1&site=global&lang=en&documentGroup=software

cvss

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

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-122USCWE-122US

affected products (4)

Products and version ranges known to be affected.

V-Server: 4.0.6 and priorall versionscisa_csaf_otUS
Fuji Electric V-Server≤ 4.0.6cisa_csaf_otUS
n/a Fuji Electric V-Server 4.0.6 and prior≤ Fuji Electric V-Server 4.0.6 and priorenisa_euvdEU
fujielectric v-server≤ 4.0.6nvdUScpe:2.3:a:fujielectric:v-server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-19-311-02Fuji Electric V-Server2019-11-07icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability could crash the device being accessed; several heap-based buffer overflows have been identified.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2019-11-13modified 2026-06-17

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+16138 more

references (7)

External citations — patches, advisories, analysis.

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