Moxa EDR-G903 series routers with firmware before 2.11 have a hardcoded account, which allows remote attackers to obtain unspecified device…

published 2013-02-15 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4637

cvss: 5.0; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

moxa edr-g903_firmware 2.11

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-13-042-01 updated 2025-06-06 cvss 4.0

MOXA EDR-G903 Series Multiple Vulnerabilities

Moxa EDR-G903 series routers
affected: mitigation

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

1.93% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-798 Use of Hard-coded Credentials

References

moxa.com /support/download.aspx?type=support&id=492
vendor-advisory
ics-cert.us-cert.gov /pdf/ICSA-13-042-01.pdf
broken-link, third-party-advisory, us-government-resource

Sources

CVE List CVE-2012-4712
NVD CVE-2012-4712

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary