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CVE-2026-6947— D-Link｜DWM-222W USB Wi-Fi Adapter - Brute-Force Protection Bypass

Quick assessment

Affected
D-Link DWM-222W
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.

D-Link DWM-222W USB Wi-Fi Adapter是中国友讯（D-Link）公司的一款支持4G LTE网络连接的USB无线调制解调器设备。 D-Link DWM-222W USB Wi-Fi Adapter存在安全漏洞，该漏洞源于暴力破解保护绕过，可能导致未经身份验证的相邻网络攻击者绕过登录尝试限制执行暴力破解攻击以控制设备。

CVSS 7.5 · High EPSS 0.45% · P38
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I. Basic Information for CVE-2026-6947

Vulnerability Information
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Vulnerability Title
D-Link｜DWM-222W USB Wi-Fi Adapter - Brute-Force Protection Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
DWM-222W USB Wi-Fi Adapter developed by D-Link has a Brute-Force Protection Bypass vulnerability, allowing unauthenticated adjacent network attackers to bypass login attempt limits to perform brute-force attacks to gain control over the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DWM-222W USB Wi-Fi Adapter 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DWM-222W USB Wi-Fi Adapter是中国友讯（D-Link）公司的一款支持4G LTE网络连接的USB无线调制解调器设备。 D-Link DWM-222W USB Wi-Fi Adapter存在安全漏洞，该漏洞源于暴力破解保护绕过，可能导致未经身份验证的相邻网络攻击者绕过登录尝试限制执行暴力破解攻击以控制设备。
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
D-Link DWM-222W 0 ~ 1.02.00 -

II. Public POCs for CVE-2026-6947

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III. Intelligence Information for CVE-2026-6947

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IV. Related Vulnerabilities

Same vendor: D-Link
Same weakness: CWE-307

V. Comments for CVE-2026-6947

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