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Dgn2200 Firmware CVE-2025-12944

MEDIUM
Improper Input Validation (CWE-20)
2025-11-11 a2826606-91e7-4eb6-899e-8484bd4575d5
6.8
CVSS 4.0 · Vendor: a2826606-91e7-4eb6-899e-8484bd4575d5
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 6.8 (MEDIUM). Attack characteristics: adjacent network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.07%.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

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. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. 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 Affected products include: Netgear Dgn2200 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (a2826606-91e7-4eb6-899e-8484bd4575d5) PRIMARY 6.8 MEDIUM
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/AU:N/R:A/V:D/RE:L/U:Amber

Primary rating from Vendor (a2826606-91e7-4eb6-899e-8484bd4575d5) · only source for this CVE.

CVSS VectorVendor: a2826606-91e7-4eb6-899e-8484bd4575d5

Attack Vector
Adjacent
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

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

Executive ViewAI

Why It Matters

CVE-2025-12944 presents notable security risk, a input validation vulnerability rated CVSS 6.8. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: deploy WAF rules, restrict network access, enable logging.

Threat Intelligence Overview

EPSS Score
0.1%
Top 79% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No

Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:*

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