Netcore NBR200V2 1.3.241127.071246 /usr/bin/routerd vlan_load_form_uci wan_num buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.0$0-$5k1.23+

Summaryinfo

A vulnerability classified as very critical was found in Netcore NBR200V2 1.3.241127.071246. The impacted element is the function vlan_load_form_uci of the file /usr/bin/routerd. The manipulation of the argument wan_num results in buffer overflow. This vulnerability is known as CVE-2026-94101. It is possible to launch the attack remotely. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in Netcore NBR200V2 1.3.241127.071246. It has been classified as very critical. Affected is the function vlan_load_form_uci of the file /usr/bin/routerd. The manipulation of the argument wan_num with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is available at app.notion.com. This vulnerability is traded as CVE-2026-94101. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/20/2026).

The exploit is shared for download at app.notion.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.0

VulDB Base Score: 9.9
VulDB Temp Score: 9.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/20/2026 Advisory disclosed
09/20/2026 +0 days VulDB entry created
09/20/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: app.notion.com
Status: Not defined

CVE: CVE-2026-94101 (🔒)
GCVE (CVE): GCVE-0-2026-94101
GCVE (VulDB): GCVE-100-408030
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/20/2026 11:24
Changes: 09/20/2026 11:24 (55), 09/20/2026 11:25 (1)
Complete: 🔍
Submitter: FirmHarness
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #892995: netcore NBR200V2 V1.3.241127.071246 Buffer Overflow (by FirmHarness)

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