IM
IronMonkey Threat Research

CVE-2026-94100 CRITICAL

Published: 2026-09-21 | Last Modified: 2026-09-21 | Status: Received

Description

A weakness has been identified in Netcore NBR200V2 1.3.241127.071246. Impacted is the function wan_config_set_vlan of the file /usr/bin/routerd of the component WAN VLAN Reconfiguration. Executing a manipulation of the argument vlan_wanX.ports can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Metrics

Base Score: 9.9 (CRITICAL)

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

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.1

Impact Score: 6.0

Base Score: 9.0 (HIGH)

AV:N/AC:L/Au:S/C:C/I:C/A:C

Access VectorNETWORK
Access ComplexityLOW
AuthenticationSINGLE
Confidentiality ImpactCOMPLETE
Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE

Source: [email protected]

Type: Secondary

Exploitability Score: 8.0

Impact Score: 10.0

Base Score: 8.6 (HIGH)

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:X/R:X/V:X/RE:X/U:X

Attack VectorNETWORK
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredLOW
User InteractionNONE
Vulnerability ConfidentialityHIGH
Vulnerability IntegrityHIGH
Vulnerability AvailabilityHIGH
Subsequent ConfidentialityHIGH
Subsequent IntegrityHIGH
Subsequent AvailabilityHIGH

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Primary
en CWE-119
en CWE-120