Vulnerability · Published Aug 23, 2023 · Assigned by jpcert
CVE-2023-40158
High 8.8
In plain English
A high-severity security flaw in DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series from CBC Co.,Ltd.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| CBC Co.,Ltd. | NR4H, NR8H, NR16H series | firmware all versions |
| CBC Co.,Ltd. | DR-16F, DR-8F, DR-4F, DR-16H, DR-8H, DR-4H, DR-4M41 series | firmware all versions |
| CBC Co.,Ltd. | NR-4M, NR-8M, NR-16M series | firmware all versions |
| CBC Co.,Ltd. | NR-4F, NR-8F, NR-16F series | firmware all versions |
| CBC Co.,Ltd. | DR-16M, DR-8M, DR-4M51 series | firmware all versions |
Weakness: CWE-912 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H