CVE-2021-40423

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A denial of service vulnerability exists in the cgiserver.cgi API command parser functionality of Reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of HTTP requests can lead to denial of service. An attacker can send an HTTP request to trigger this vulnerability.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1432Broken Link, Technical Description, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1432Exploit, Technical Description, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1432Broken Link, Technical Description, Third Party Advisory

Timeline

Published: Jan 28, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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