CVE-2019-6859

mediumpriority · track · 30OT risk · elevatedEPSS 0.012 · 68 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.18% (68th) EPSS

CVSS 5 · medium

Is it mine?

20 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

A CWE-798: Use of Hardcoded Credentials vulnerability exists in Modicon Controllers (All versions of the following CPUs and Communication Module product references listed in the Security Notifications), which could cause the disclosure of FTP hardcoded credentials when using the Web server of the controller on an unsecure network.

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 · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

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

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-798USprimaryCWE-200USCWE-798US

affected products (20)

Products and version ranges known to be affected.

n/a Modicon Controllers (All versions of the following CPUs and Communication Module product references listed in the Security Notifications)≤ Modicon Controllers (All versions of the following CPUs and Communication Module product references listed in the Security notifications)enisa_euvdEU
Schneider Electric 140NOC77101all versionsfstec_bduRU
Schneider Electric 140NOC78x00all versionsfstec_bduRU
Schneider Electric 140NOE771x1all versionsfstec_bduRU
Schneider Electric BMXNOC0401all versionsfstec_bduRU
Schneider Electric BMXNOE0100all versionsfstec_bduRU
Schneider Electric BMXNOE0110all versionsfstec_bduRU
Schneider Electric BMXP34xall versionsfstec_bduRU
Schneider Electric TSXETYx103all versionsfstec_bduRU
Schneider Electric TSXP57Xall versionsfstec_bduRU
schneider-electric 140 cpu6x firmwareall versionsnvdUScpe:2.3:o:schneider-electric:140_cpu6x_firmware:*:*:*:*:*:*:*:*
schneider-electric 140 noc 77101 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:140_noc_77101_firmware:*:*:*:*:*:*:*:*
schneider-electric 140 noc 78x00 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:140_noc_78x00_firmware:*:*:*:*:*:*:*:*
schneider-electric 140 noe 771x1 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:140_noe_771x1_firmware:*:*:*:*:*:*:*:*
schneider-electric bmx noc 0401 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:bmx_noc_0401_firmware:*:*:*:*:*:*:*:*
schneider-electric bmx noe 0100 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:bmx_noe_0100_firmware:*:*:*:*:*:*:*:*
schneider-electric bmx noe 0110 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:bmx_noe_0110_firmware:*:*:*:*:*:*:*:*
schneider-electric bmx p34x firmwareall versionsnvdUScpe:2.3:o:schneider-electric:bmx_p34x_firmware:*:*:*:*:*:*:*:*
schneider-electric tsx ety x103 firmwareall versionsnvdUScpe:2.3:o:schneider-electric:tsx_ety_x103_firmware:*:*:*:*:*:*:*:*
schneider-electric tsx p57x firmwareall versionsnvdUScpe:2.3:o:schneider-electric:tsx_p57x_firmware:*:*:*:*:*:*:*:*

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 2020-04-22modified 2026-06-17

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+2276 more

references (4)

External citations — patches, advisories, analysis.

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