High severity7.5NVD Advisory· Published Jan 28, 2022· Updated Jun 17, 2026
CVE-2021-40423
CVE-2021-40423
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.
Affected products
3- cpe:2.3:o:reolink:rlc-410w_firmware:3.0.0.136_20121102:*:*:*:*:*:*:*
- Reolink/RLC-410Wdescription
Patches
Vulnerability mechanics
References
2- talosintelligence.com/vulnerability_reports/TALOS-2021-1432nvdExploitTechnical DescriptionThird Party Advisory
- talosintelligence.com/vulnerability_reports/TALOS-2022-1432nvdBroken LinkTechnical DescriptionThird Party Advisory
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