CVE-2021-40423 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00271.

Exploitation poc

Automatable yes

Technical Impact partial

Vendors	Products
Reolink	Rlc-410w Rlc-410w Firmware

Configuration 1 [-]

AND

cpe:2.3:o:reolink:rlc-410w_firmware:3.0.0.136_20121102:*:*:*:*:*:*:*

cpe:2.3:h:reolink:rlc-410w:-:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-27600	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1432
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1432

History

Tue, 15 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2022-01-28T19:10:02.000Z

Updated: 2025-04-15T19:22:08.253Z

Reserved: 2021-09-01T00:00:00.000Z

Link: CVE-2021-40423

Vulnrichment

Updated: 2024-08-04T02:44:10.323Z

NVD

Status : Modified

Published: 2022-01-28T20:15:12.090

Modified: 2024-11-21T06:24:06.237

Link: CVE-2021-40423

Redhat

No data.

OpenCVE Enrichment

No data.

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