What’s Vulnerable › Vulnerabilities

CVE-2021-40407: Reolink RLC-410W IP Camera OS Command Injection Vulnerability

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2024-12-18
• EPSS: 47.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-28 · updated 2026-06-17
• Weakness: CWE-78

Description

An OS command injection vulnerability exists in the device network settings functionality of reolink RLC-410W v3.0.0.136_20121102. At [1] or [2], based on DDNS type, the ddns->domain variable, that has the value of the domain parameter provided through the SetDdns API, is not validated properly. This would lead to an OS command injection. An attacker can send an HTTP request to trigger this vulnerability.

Affected products

• Reolink RLC-410W: 3.0.0.136_20121102

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1424
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1424
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40407

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