What is CVE-2022-38399?

CVE-2022-38399 is a medium-severity vulnerability in Planex Cs-Qr10, classified under Improper Authentication. CVSS score: 6.8/10. Published 2022-09-08.

How severe is CVE-2022-38399?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Auth bypass in Planex Cs-Qr10

CVE-2022-38399

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

Vulnerability class: Broken Authentication

Published 2022-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Planex Cs-Qr10
Planex Cs-Qr10 Firmware
Planex Cs-Qr20
Planex Cs-Qr20 Firmware
Planex Communications Inc. Smacam Cs-Qr10 And Night Vision Cs-Qr20 — versions All versions

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.planex.co.jp/products/cs-qr10/index.shtml (Product)
www.planex.co.jp/products/cs-qr20/index.shtml (Product)
jvn.jp/en/vu/JVNVU90766406/index.html (Third Party Advisory)

Frequently asked questions

What is CVE-2022-38399?: CVE-2022-38399 is a medium-severity vulnerability in Planex Cs-Qr10, classified under Improper Authentication. CVSS score: 6.8/10. Published 2022-09-08.
How severe is CVE-2022-38399?: Medium severity. CVSS v3 base score is 6.8 out of 10.