CVE-2022-21801
Reolink
- Published
- 28 January 2022
- Last modified
- 17 June 2026
- CVSS
- 7.5 v3.1
- Severity
- high
- EPSS
- 1.1% (63th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- CWE-190
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
A denial of service vulnerability exists in the netserver recv_command functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted network request can lead to a reboot. An attacker can send a malicious packet to trigger this vulnerability.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.1% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| RLC-410W | Reolink | unknown | 3.0.0.136_20121102, <= 1.0.227 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1450 third-party
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1450 third-party
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.