CVE-2018-7240

mediumpriority · track · 36EPSS 0.032 · 88 %ileEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
3.20% (88th) EPSS
CVSS 6.5 · medium
Is it mine?
78 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

A vulnerability exists in Schneider Electric's Modicon Quantum in all versions of the communication modules which could allow arbitrary code execution. An FTP command used to upgrade the firmware of the module can be misused to cause a denial of service, or in extreme cases, to load a malicious firmware.

01

remediations

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

No vendor fix yet; a mitigation is available.

  • MitigationModicon M340cisa_csaf_ot

    Schneider Electric also recommends that affected users disable FTP services on the device during times when maintenance or configuration activities are not needed.

  • MitigationModicon Premiumcisa_csaf_ot

    Schneider Electric also recommends that affected users disable FTP services on the device during times when maintenance or configuration activities are not needed.

  • MitigationModicon Quantumcisa_csaf_ot

    Schneider Electric also recommends that affected users disable FTP services on the device during times when maintenance or configuration activities are not needed.

  • MitigationModicon X80 RTU (BMXNOR0200H)cisa_csaf_ot

    Schneider Electric also recommends that affected users disable FTP services on the device during times when maintenance or configuration activities are not needed.

02

cvss

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

8.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.8–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4
v3.08.8highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9
v3.04.8mediumCVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:Hsecondary · CISA US
v3.08.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.18.8highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-121USCWE-264US
04

affected products (78)

Products and version ranges known to be affected.

showing 20 of 78
05

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-18-086-01Schneider Electric Modicon Premium, Modicon Quantum, Modicon M340, and Modicon BMXNOR02002018-03-27icsa · cisa_csaf_otUS

    ATTENTION: Exploitable remotely/low skill level to exploit.

06

also known as (6)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otNVDCVE.orgMITRE
published 2018-04-18modified 2026-06-17
09

references (10)

External citations — patches, advisories, analysis.

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