Missing protection mechanism for alternate hardware interface in SmaCam CS-QR10 all versions and SmaCam Night Vision CS-QR20 all versions allows an attacker to execute an arbitrary OS command by having the product connect to the product's specific serial connection
Conclusion & alert: CVE-2022-38399 is rated Moderate Risk (42.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.22%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-11-21 | 0.12% | 0.22% | +0.10% |
| 2 | 2025-11-18 | 0.18% | 0.12% | -0.06% |
| 3 | 2025-09-09 | — | 0.18% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 3.1 | MEDIUM |
|
0.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| planex | cs-qr20_firmware | — | cpe:2.3:o:planex:cs-qr20_firmware:*:*:*:*:*:*:*:* |
| planex | cs-qr10_firmware | — | cpe:2.3:o:planex:cs-qr10_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://jvn.jp/en/vu/JVNVU90766406/index.html | Third Party Advisory |
| https://www.planex.co.jp/products/cs-qr10/index.shtml | Product |
| https://www.planex.co.jp/products/cs-qr20/index.shtml | Product |