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CVE-2025-12944

Improper input validation in NETGEAR DGN2200v4

Published: Nov 11, 2025Updated: Dec 8, 2025 Sources: CVE List NVD BDUCWE-20
8.8HIGH
NVD MITRE
EPSS Score
0.3%
Top 83.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Improper 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

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-20

Affected Products

NETGEAR
commercial·USaka net gear
dgn2200 firmware
Networking Infrastructure
DGN2200v4
Networking Infrastructure
DGN2200Bv4
Networking Infrastructure

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025
kb.netgear.com
https://www.netgear.com/support/product/dgn2200v4
netgear.com

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