CVE-2020-28144

highpriority · track · 40EPSS 0.026 · 85 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.61% (85th) EPSS

CVSS 7.5 · high

Is it mine?

12 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Certain Moxa Inc products are affected by an improper restriction of operations in EDR-G903 Series Firmware Version 5.5 or lower, EDR-G902 Series Firmware Version 5.5 or lower, and EDR-810 Series Firmware Version 5.6 or lower. Crafted requests sent to the device may allow remote arbitrary code execution.

cvss

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

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

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

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119US

affected products (12)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Moxa Inc. MOXA EDR-810≤ 5.5fstec_bduRU
Moxa Inc. Moxa EDR-G902 Series≤ 5.5fstec_bduRU
Moxa Inc. Moxa EDR-G903 Series≤ 5.5fstec_bduRU
moxa edr-810-2gsfp firmware≤ 5.6nvdUScpe:2.3:o:moxa:edr-810-2gsfp_firmware:*:*:*:*:*:*:*:*
moxa edr-810-2gsfp-t firmware≤ 5.6nvdUScpe:2.3:o:moxa:edr-810-2gsfp-t_firmware:*:*:*:*:*:*:*:*
moxa edr-810-vpn-2gsfp firmware≤ 5.6nvdUScpe:2.3:o:moxa:edr-810-vpn-2gsfp_firmware:*:*:*:*:*:*:*:*
moxa edr-810-vpn-2gsfp-t firmware≤ 5.6nvdUScpe:2.3:o:moxa:edr-810-vpn-2gsfp-t_firmware:*:*:*:*:*:*:*:*
moxa edr-g902 firmware≤ 5.5nvdUScpe:2.3:o:moxa:edr-g902_firmware:*:*:*:*:*:*:*:*
moxa edr-g902-t firmware≤ 5.5nvdUScpe:2.3:o:moxa:edr-g902-t_firmware:*:*:*:*:*:*:*:*
moxa edr-g903 firmware≤ 5.5nvdUScpe:2.3:o:moxa:edr-g903_firmware:*:*:*:*:*:*:*:*
moxa edr-g903-t firmware≤ 5.5nvdUScpe:2.3:o:moxa:edr-g903-t_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 2021-02-03modified 2026-06-17

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+21038 more

references (4)

External citations — patches, advisories, analysis.

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