Improper input validation in NETGEAR DGN2200v4

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-12944
StatePUBLISHED
AssignerNETGEAR
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-11-11 17:15:39 UTC
Updated2026-06-17 08:33:15 UTC
DescriptionImproper input validation in NETGEAR DGN2200v4 (N300 Wireless ADSL2+ Modem Router) allows attackers with direct network access to the device to potentially execute code on the device. Please check the firmware version and update to the latest. Fixed in:  DGN2200v4 firmware 1.0.0.132 or later

Risk And Classification

Primary CVSS: v4.0 6.8 MEDIUM from a2826606-91e7-4eb6-899e-8484bd4575d5

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:D/RE:L/U:Amber

Problem Types: CWE-20 | CWE-20 CWE-20 Improper Input Validation

VersionSourceTypeScoreSeverityVector
4.0a2826606-91e7-4eb6-899e-8484bd4575d5Secondary6.8MEDIUMCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/C...
4.0CNACVSS6.8MEDIUMCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/A...
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Adjacent
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:D/RE:L/U:Amber

CVSS v3.1 Breakdown

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Netgear Dgn2200 v4 All All All
Operating System Netgear Dgn2200 Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA NETGEAR DGN2200v4 affected 1.0.0.126 custom Not specified

References

ReferenceSourceLinkTags
www.netgear.com/support/product/dgn2200v4 a2826606-91e7-4eb6-899e-8484bd4575d5 www.netgear.com Product
kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025 a2826606-91e7-4eb6-899e-8484bd4575d5 kb.netgear.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: crixer (en)

Additional Advisory Data

Solutions

CNA: Please check the firmware version and update to the latest. Fixed in:  DGN2200v4 firmware 1.0.0.132 or later

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report