Improper input validation in NETGEAR Nighthawk routers
Summary
| CVE | CVE-2025-12946 |
|---|---|
| State | PUBLISHED |
| Assigner | NETGEAR |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-12-09 17:15:48 UTC |
| Updated | 2026-09-30 20:10:00 UTC |
| Description | A vulnerability in the speedtest feature of affected NETGEAR Nighthawk routers, caused by improper input validation, can allow attackers on the router's WAN side, using attacker-in-the-middle techniques (MiTM) to manipulate DNS responses and execute commands when speedtests are run. This issue affects RS700: through 1.0.7.82; RAX54Sv2 : before V1.1.6.36; RAX41v2: before V1.1.6.36; RAX50: before V1.2.14.114; RAXE500: before V1.2.14.114; RAX41: before V1.0.17.142; RAX43: before V1.0.17.142; RAX35v2: before V1.0.17.142; RAXE450: before V1.2.14.114; RAX43v2: before V1.1.6.36; RAX42: before V1.0.17.142; RAX45: before V1.0.17.142; RAX50v2: before V1.1.6.36; MR90: before V1.0.2.46; MS90: before V1.0.2.46; RAX42v2: before V1.1.6.36; RAX49S: before V1.1.6.36. |
Risk And Classification
Primary CVSS: v4.0 4.4 MEDIUM from a2826606-91e7-4eb6-899e-8484bd4575d5
CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/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:N/AU:N/R:A/V:D/RE:M/U:Amber
EPSS: 0.002930000 probability, percentile 0.197490000 (date 2026-10-01)
Problem Types: CWE-20 | NVD-CWE-noinfo | CWE-20 CWE-20 Improper Input Validation
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | a2826606-91e7-4eb6-899e-8484bd4575d5 | Secondary | 4.4 | MEDIUM | CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/C... |
| 4.0 | CNA | CVSS | 4.4 | MEDIUM | CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/S... |
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v4.0 Breakdown
CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/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:N/AU:N/R:A/V:D/RE:M/U:Amber
CVSS v3.1 Breakdown
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Netgear | Mr90 | - | All | All | All |
| Operating System | Netgear | Mr90 Firmware | All | All | All | All |
| Hardware | Netgear | Ms90 | - | All | All | All |
| Operating System | Netgear | Ms90 Firmware | All | All | All | All |
| Hardware | Netgear | Rax35v2 | - | All | All | All |
| Operating System | Netgear | Rax35v2 Firmware | All | All | All | All |
| Hardware | Netgear | Rax41 | - | All | All | All |
| Hardware | Netgear | Rax41v2 | - | All | All | All |
| Operating System | Netgear | Rax41v2 Firmware | All | All | All | All |
| Operating System | Netgear | Rax41 Firmware | All | All | All | All |
| Hardware | Netgear | Rax42 | - | All | All | All |
| Hardware | Netgear | Rax42v2 | - | All | All | All |
| Operating System | Netgear | Rax42v2 Firmware | All | All | All | All |
| Operating System | Netgear | Rax42 Firmware | All | All | All | All |
| Hardware | Netgear | Rax43 | - | All | All | All |
| Hardware | Netgear | Rax43v2 | - | All | All | All |
| Operating System | Netgear | Rax43v2 Firmware | All | All | All | All |
| Operating System | Netgear | Rax43 Firmware | All | All | All | All |
| Hardware | Netgear | Rax45 | - | All | All | All |
| Hardware | Netgear | Rax45v2 | - | All | All | All |
| Operating System | Netgear | Rax45v2 Firmware | All | All | All | All |
| Operating System | Netgear | Rax45 Firmware | All | All | All | All |
| Hardware | Netgear | Rax49s | - | All | All | All |
| Operating System | Netgear | Rax49s Firmware | All | All | All | All |
| Hardware | Netgear | Rax50 | - | All | All | All |
| Hardware | Netgear | Rax50v2 | - | All | All | All |
| Operating System | Netgear | Rax50v2 Firmware | All | All | All | All |
| Operating System | Netgear | Rax50 Firmware | All | All | All | All |
| Hardware | Netgear | Rax54sv2 | - | All | All | All |
| Operating System | Netgear | Rax54sv2 Firmware | All | All | All | All |
| Hardware | Netgear | Raxe450 | - | All | All | All |
| Operating System | Netgear | Raxe450 Firmware | All | All | All | All |
| Hardware | Netgear | Raxe500 | - | All | All | All |
| Operating System | Netgear | Raxe500 Firmware | All | All | All | All |
| Hardware | Netgear | Rs700 | - | All | All | All |
| Operating System | Netgear | Rs700 Firmware | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | NETGEAR | RS700 | affected 1.0.7.82 custom | Not specified |
| CNA | NETGEAR | RAX54Sv2 | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | RAX41v2 | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | RAX50 | affected V1.2.14.114 custom | Not specified |
| CNA | NETGEAR | RAXE500 | affected V1.2.14.114 custom | Not specified |
| CNA | NETGEAR | RAX41 | affected V1.0.17.142 custom | Not specified |
| CNA | NETGEAR | RAX43 | affected V1.0.17.142 custom | Not specified |
| CNA | NETGEAR | RAX35v2 | affected V1.0.17.142 custom | Not specified |
| CNA | NETGEAR | RAXE450 | affected V1.2.14.114 custom | Not specified |
| CNA | NETGEAR | RAX43v2 | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | RAX42 | affected V1.0.17.142 custom | Not specified |
| CNA | NETGEAR | RAX45 | affected V1.0.17.142 custom | Not specified |
| CNA | NETGEAR | RAX50v2 | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | MR90 | affected V1.0.2.46 custom | Not specified |
| CNA | NETGEAR | RAX42v2 | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | RAX49S | affected V1.1.6.36 custom | Not specified |
| CNA | NETGEAR | MS90 | affected V1.0.2.46 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.netgear.com/support/product/rax42 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/raxe450 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax49s | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax54sv2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax43 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax41v2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/ms90 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/mr90 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax41 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/raxe500 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/RAX50 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax35v2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax42v2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax50v2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| kb.netgear.com/000070416/December-2025-NETGEAR-Security-Advisory | a2826606-91e7-4eb6-899e-8484bd4575d5 | kb.netgear.com | Patch, Vendor Advisory |
| www.netgear.com/support/product/rs700 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax45 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| www.netgear.com/support/product/rax43v2 | a2826606-91e7-4eb6-899e-8484bd4575d5 | www.netgear.com | Patch, Product |
| 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: molybdenum (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2025-12-09T16:00:00.000Z | published |
Solutions
CNA: Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in: RS700 firmware V1.0.9.6 or later RAX54Sv2/RAX45v2 firmware V1.1.6.36 or later https://www.netgear.com/support/product/rax54sv2 RAX41v2 firmware V1.1.6.36 or later https://www.netgear.com/support/product/rax41v2 RAX50 firmware V1.2.14.114 or later https://www.netgear.com/support/product/RAX50 RAXE500 firmware V1.2.14.114 or later https://www.netgear.com/support/product/raxe500 RAX41 firmware V1.0.17.142 or later https://www.netgear.com/support/product/rax41 RAX43 firmware V1.0.17.142 or later https://www.netgear.com/support/product/rax43 RAX35v2 firmware V1.0.17.142 or later https://www.netgear.com/support/product/RAX35v2 RAXE450 firmware V1.0.17.142 or later https://www.netgear.com/support/product/RAXE450 RAX43v2 firmware V1.1.6.36 or later https://www.netgear.com/support/product/RAX43v2 RAX42 firmware V1.0.17.142 or later https://www.netgear.com/support/product/RAX42 RAX45 firmware V1.0.17.142 or later https://www.netgear.com/support/product/RAX45 RAX50v2 firmware V1.1.6.36 or later https://www.netgear.com/support/product/RAX50v2 MR90 firmware V1.0.2.46 or later https://www.netgear.com/support/product/MR90 MS90 firmware V1.0.2.46 or later https://www.netgear.com/support/product/MS90 RAX42v2 firmware V1.1.6.36 or later https://www.netgear.com/support/product/RAX42v2 RAX49S firmware V1.1.6.36 or later https://www.netgear.com/support/product/RAX42v2