What is CVE-2022-21199?

CVE-2022-21199 is a medium-severity vulnerability in Reolink Rlc-410w, classified under Use of Hard-coded Cryptographic Key. CVSS score: 5.9/10. Published 2022-01-28.

How severe is CVE-2022-21199?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Reolink Rlc-410w

CVE-2022-21199

An information disclosure vulnerability exists due to the hardcoded TLS key of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted man-in-the-middle attack can lead to a disclosure of sensitive information. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.

Published 2022-01-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Reolink Rlc-410w
Reolink Rlc-410w Firmware — versions 3.0.0.136_20121102

Weakness classification (CWE)

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1448 (Third Party Advisory, Broken Link)

Frequently asked questions

What is CVE-2022-21199?: CVE-2022-21199 is a medium-severity vulnerability in Reolink Rlc-410w, classified under Use of Hard-coded Cryptographic Key. CVSS score: 5.9/10. Published 2022-01-28.
How severe is CVE-2022-21199?: Medium severity. CVSS v3 base score is 5.9 out of 10.