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CVE-2021-40405

Quick assessment

Affected
Reolink RLC-410W
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Reolink Rlc-410W是中国Reolink公司的一款 Wifi 安全摄像头。 Reolink RLC-410W v3.0.0.136 20121102版本的cgiserver.cgi Upgrade API存在访问控制错误漏洞，一个特别制作的HTTP请求可能导致重新启动。攻击者可通过发送HTTP请求来触发该漏洞。

AI Predicted 7.5 Difficulty: Easy EPSS 1.13% · P63

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-40405

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A denial of service vulnerability exists in the cgiserver.cgi Upgrade API functionality of Reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. An attacker can send an HTTP request to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Reolink Rlc-410W 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Reolink Rlc-410W是中国Reolink公司的一款 Wifi 安全摄像头。 Reolink RLC-410W v3.0.0.136 20121102版本的cgiserver.cgi Upgrade API存在访问控制错误漏洞，一个特别制作的HTTP请求可能导致重新启动。攻击者可通过发送HTTP请求来触发该漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Reolink RLC-410W v3.0.0.136_20121102 -

II. Public POCs for CVE-2021-40405

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III. Intelligence Information for CVE-2021-40405

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Other References for CVE-2021-40405 (1)

Same Patch Batch · Reolink · 2022-04-14 · 8 CVEs total

CVE-2021-44354 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44355 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44356 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44357 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44366 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44375 Reolink Rlc-410W 输入验证错误漏洞
CVE-2021-44394 Reolink Rlc-410W 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: RLC-410W
Same vendor: Reolink
Same weakness: CWE-284

V. Comments for CVE-2021-40405

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