CVE-2023-4452

highpriority · track · 30EPSS 0.004 · 39 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.45% (39th) EPSS

CVSS 7.5 · high

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

A vulnerability has been identified in the EDR-810, EDR-G902, and EDR-G903 Series, making them vulnerable to the denial-of-service vulnerability. This vulnerability stems from insufficient input validation in the URI, potentially enabling malicious users to trigger the device reboot.

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 · 6.5–7.5

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

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Lsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Lsecondary · psirt@moxa.comexploitability 3.9 · impact 2.5

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

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USprimary

affected products (11)

Products and version ranges known to be affected.

Moxa EDR G902 Series≤ 1.0 ≤5.7.20enisa_euvdEU
Moxa EDR G903 Series≤ 1.0 ≤5.7.20enisa_euvdEU
Moxa EDR-810 Series≤ 1.0 ≤5.12.28enisa_euvdEU
moxa edr-810-2gsfp firmware< 5.12.29nvdUScpe:2.3:o:moxa:edr-810-2gsfp_firmware:*:*:*:*:*:*:*:*
moxa edr-810-2gsfp-t firmware< 5.12.29nvdUScpe:2.3:o:moxa:edr-810-2gsfp-t_firmware:*:*:*:*:*:*:*:*
moxa edr-810-vpn-2gsfp firmware< 5.12.29nvdUScpe:2.3:o:moxa:edr-810-vpn-2gsfp_firmware:*:*:*:*:*:*:*:*
moxa edr-810-vpn-2gsfp-t firmware< 5.12.29nvdUScpe:2.3:o:moxa:edr-810-vpn-2gsfp-t_firmware:*:*:*:*:*:*:*:*
moxa edr-g902 firmware< 5.7.21nvdUScpe:2.3:o:moxa:edr-g902_firmware:*:*:*:*:*:*:*:*
moxa edr-g902-t firmware< 5.7.21nvdUScpe:2.3:o:moxa:edr-g902-t_firmware:*:*:*:*:*:*:*:*
moxa edr-g903 firmware< 5.7.21nvdUScpe:2.3:o:moxa:edr-g903_firmware:*:*:*:*:*:*:*:*
moxa edr-g903-t firmware< 5.7.21nvdUScpe:2.3:o:moxa:edr-g903-t_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2813Moxa Router: Schwachstelle ermöglicht Denial of ServiceDeutsch2023-11-01csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Moxa Router ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-11-01modified 2026-06-17

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+5664 more

references (5)

External citations — patches, advisories, analysis.

scry

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