Hidden functionality vulnerability in the CBC products allows a remote authenticated…
Priority MEDIUM 43CWE-912Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Hidden functionality vulnerability in the CBC products allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter its settings. As for the affected products/versions, see the detailed information provided by the vendor. Note that NR4H, NR8H, NR16H series and DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series are no longer supported, therefore updates for those products are not provided.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01281 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| CBC Co.,Ltd. | NR4H, NR8H, NR16H series | firmware all versions | — | No fix listed | CNA |
| CBC Co.,Ltd. | DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series | firmware all versions | — | No fix listed | CNA |
| CBC Co.,Ltd. | NR-4M, NR-8M, NR-16M series | firmware all versions | — | No fix listed | CNA |
| CBC Co.,Ltd. | NR-4F, NR-8F, NR-16F series | firmware all versions | — | No fix listed | CNA |
| CBC Co.,Ltd. | DR-16M, DR-8M, DR-4M51 series | firmware all versions | — | No fix listed | CNA |
- NR4H, NR8H, NR16H series VendorCBC Co.,Ltd. Affected firmware all versions Fixed in — No fix listed CNA
- DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series VendorCBC Co.,Ltd. Affected firmware all versions Fixed in — No fix listed CNA
- NR-4M, NR-8M, NR-16M series VendorCBC Co.,Ltd. Affected firmware all versions Fixed in — No fix listed CNA
- NR-4F, NR-8F, NR-16F series VendorCBC Co.,Ltd. Affected firmware all versions Fixed in — No fix listed CNA
- DR-16M, DR-8M, DR-4M51 series VendorCBC Co.,Ltd. Affected firmware all versions Fixed in — No fix listed CNA
CPE configurations NVD · 46
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cbc:nr4h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr4h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr8h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr8h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr16h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr16h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-16f42a_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-16f42a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-16f45at_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-16f45at:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
- cpe:2.3:o:cbc:nr4h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr4h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr8h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr8h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr16h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr16h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-16f42a_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-16f42a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-16f45at_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-16f45at:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
Show 36 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cbc:dr-8f42a_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-8f42a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-8f45at_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-8f45at:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-4fx1_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-4fx1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-16h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-16h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-8h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-8h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-4h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-4h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:drh8-4m41-a_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:drh8-4m41-a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr8-4m71_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr8-4m71:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr8-8m72_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr8-8m72:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr-16m_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr-16m:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr-16f85-8pra_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr-16f85-8pra:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr-16f82-16p_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr-16f82-16p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr-4f_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr-4f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:nr-8f_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:nr-8f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-16m52_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-16m52:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-16m52-av_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-16m52-av:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-8m52-av_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-8m52-av:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
| cpe:2.3:o:cbc:dr-4m51-av_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | CBC Co.,Ltd. |
| cpe:2.3:h:cbc:dr-4m51-av:-:*:*:*:*:*:*:* | not specified by NVD | Running on | CBC Co.,Ltd. |
- cpe:2.3:o:cbc:dr-8f42a_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-8f42a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-8f45at_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-8f45at:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-4fx1_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-4fx1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-16h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-16h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-8h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-8h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-4h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-4h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:drh8-4m41-a_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:drh8-4m41-a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr8-4m71_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr8-4m71:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr8-8m72_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr8-8m72:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr-16m_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr-16m:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr-16f85-8pra_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr-16f85-8pra:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr-16f82-16p_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr-16f82-16p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr-4f_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr-4f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:nr-8f_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:nr-8f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-16m52_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-16m52:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-16m52-av_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-16m52-av:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-8m52-av_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-8m52-av:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
- cpe:2.3:o:cbc:dr-4m51-av_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·CBC Co.,Ltd.
- cpe:2.3:h:cbc:dr-4m51-av:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·CBC Co.,Ltd.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-40158
- 2026-10-03 Alias added: GHSA-p4wm-4q6c-fc47
References
More CBC Co.,Ltd. Dr-16f42a Firmware vulnerabilities
- TI-2023-21023 OS command injection in CBC Co.,Ltd. NR4H, NR8H, NR16H series CVSS 3.1HIGH 8.8
- TI-2023-19958 Improper authentication in CBC Co.,Ltd. NR4H, NR8H, NR16H series CVSS 3.1HIGH 8.8
Sources
- CVE-2023-40158 · CVE Program
- CVE-2023-40158 · NVD
- FIRST EPSS
- GHSA-p4wm-4q6c-fc47 · GitHub Advisory Database · CC BY 4.0
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