CVE-2019-5139

lowpriority · track · 28OT risk · elevatedEPSS 0.003 · 25 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.32% (25th) EPSS

CVSS 3.6 · low

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

An exploitable use of hard-coded credentials vulnerability exists in multiple iw_* utilities of the Moxa AWK-3131A firmware version 1.13. The device operating system contains an undocumented encryption password, allowing for the creation of custom diagnostic scripts.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationMoxa AWK-3131Acisa_csaf_ot
Moxa has created a security patch to mitigate these vulnerabilities. Please contact Moxa technical support to obtain it. For additional information see the Moxa advisory.
https://www.moxa.com/en/support/support/security-advisory/awk-3131a-series-industrial-ap-bridge-client-vulnerabilities

cvss

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

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 3.6–7.1

v2.03.6lowAV:L/AC:L/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 4.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 5.2

v3.06.2mediumCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · talos-cna@cisco.com USexploitability 2.5 · impact 3.6

v3.06.2mediumCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · CISA US

v3.06.2mediumCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.1highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-798USprimaryCWE-798USCWE-798US

affected products (5)

Products and version ranges known to be affected.

Moxa AWK-3131A: firmware Version 1.13 and priorall versionscisa_csaf_otUS
Moxa Moxa AWK-3131A≤ 1.13cisa_csaf_otUS
n/a Moxa≤ Moxa AWK-3131A Firmware version 1.13enisa_euvdEU
Moxa Inc. Moxa AWK-3131A≤ 1.13fstec_bduRU
moxa awk-3131a firmware= 1.13nvdUScpe:2.3:o:moxa:awk-3131a_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-20-063-04Moxa AWK-3131A Series Industrial AP/Bridge/Client2020-03-03icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow an attacker to gain control of the device and remotely execute arbitrary code.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2020-02-25modified 2026-06-17

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+2276 more

references (8)

External citations — patches, advisories, analysis.

scry

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