HOMEVULNERABILITIESCVE-2025-12944
HIGH

CVE-2025-12944

CWE-20Published: November 11, 2025· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official 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

NVD Source

Technical Analysis

CVE-2025-12944 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear2 product(s)
dgn2200 firmwaredgn2200
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025

All References (2)

→
https://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025Vendor Advisory
→
https://www.netgear.com/support/product/dgn2200v4Product

Quick Facts

CVE IDCVE-2025-12944
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedNov 11, 2025

Related CVEs (CWE-20)

CVE-2021-21321
10.0
CVE-2020-13753
10.0
CVE-2020-12388
10.0
CVE-2020-6962
10.0
CVE-2020-12389
10.0
CVE-2026-34910
KEV10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2025-12944 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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