CVE-2012-4712

mediumpriority · track · 21OT risk · elevatedEPSS 0.019 · 80 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.93% (80th) EPSS

CVSS 5 · medium

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

Moxa EDR-G903 series routers with firmware before 2.11 have a hardcoded account, which allows remote attackers to obtain unspecified device access via unknown vectors.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationEDR-G903 series routerscisa_csaf_ot
Moxa has released customer notification and a firmware update (Moxa EDR-G903 Series Version 2.11) for this product. This update can be downloaded from the Moxa software download page. (http://www.moxa.com/support/download.aspx?type=support&id=492) This updated firmware fixes the vulnerabilities by replacing the hard-coded SSH/SSL key with dynamically-generated keys and adding support for special characters in login passwords.
http://www.moxa.com/support/download.aspx?type=support&id=492

cvss

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

5.0

010

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

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

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nsecondary · CISA US

v2.04.3mediumAV:N/AC:L/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-798USprimaryCWE-259US

affected products (4)

Products and version ranges known to be affected.

Moxa EDR-G903 series routers: vers:all/*all versionscisa_csaf_otUS
Moxa EDR-G903 series routers≤ vers:all/*cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
moxa edr-g903 firmware< 2.11nvdUScpe:2.3:o:moxa:edr-g903_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-13-042-01MOXA EDR-G903 Series Multiple Vulnerabilities2013-11-15icsa · cisa_csaf_otUS
This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

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 2013-02-15modified 2026-06-16

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+2278 more

references (6)

External citations — patches, advisories, analysis.

http://ics-cert.us-cert.gov/pdf/ICSA-13-042-01.pdf cnnvd
http://www.moxa.com/support/download.aspx?type=support&id=492 cnnvd
http://ics-cert.us-cert.gov/pdf/ICSA-13-042-01.pdf enisa_euvd
http://www.moxa.com/support/download.aspx?type=support&id=492 enisa_euvd
http://ics-cert.us-cert.gov/pdf/ICSA-13-042-01.pdfBroken LinkThird Party AdvisoryUS Government Resourcenvd
http://www.moxa.com/support/download.aspx?type=support&id=492Vendor Advisorynvd

scry

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