CVE-2021-40411 - CVE House
Back to Database
Status published Critical CVE-2021-40411

An OS command injection vulnerability exists in the device network...

Vulnerability Description

An OS command injection vulnerability exists in the device network settings functionality of reolink RLC-410W v3.0.0.136_20121102. At [6] the dns_data->dns2 variable, that has the value of the dns2 parameter provided through the SetLocalLink API, is not validated properly. This would lead to an OS command injection.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-40411

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

rlc-410w firmware
Vulnerable Versions:
3.0.0.136_20121102

Timeline

Official Publish: January 28th, 2022
Last Modified: April 15th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)