CVE-2021-40407
Last modified
CVE-2021-40407 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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. CISA has confirmed active exploitation in the wild. EPSS estimates a 47.91% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Reolink | Rlc-410w Firmware | 3.0.0.136_20121102 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1424Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1424Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40407US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
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