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CVE-2026-7192— Multiple vulnerabilities in the T-CPE301K 4G Mini WiFi Router from Shenzhen Dbit Network Equipment

Quick assessment

Affected
Shenzhen Dbit Network Equipment T-CPE301K 4G Mini WiFi Router
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.

Dbit T-CPE301K 4G WiFi 迷你路由器中存在一个基于栈的缓冲区溢出漏洞。经过身份验证的攻击者可以向端点 发送一个经过篡改的 HTTP POST 请求，其中包含一个过长参数，从而利用该漏洞覆盖程序计数器（PC）和返回地址（RA）寄存器，导致服务拒绝（DoS）和系统重启。

CVSS 9.3 · Critical
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I. Basic Information for CVE-2026-7192

Vulnerability Information
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Vulnerability Title
Multiple vulnerabilities in the T-CPE301K 4G Mini WiFi Router from Shenzhen Dbit Network Equipment
Source: CVE Program / CVE List V5
Vulnerability Description
A stack-based buffer overflow vulnerability in the Dbit T-CPE301K 4G WiFi minirouter allows an authenticated attacker to cause a denial of service (DoS) and a system reboot via a manipulated HTTP POST request directed at the endpoint ‘/js/common/do_cmd.js’ endpoint containing an excessively long parameter, which overwrites the PC and RA registers.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Shenzhen Dbit Network Equipment T-CPE301K 4G Mini WiFi Router 0 ~ 29/09/2026 -

II. Public POCs for CVE-2026-7192

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III. Intelligence Information for CVE-2026-7192

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Other References for CVE-2026-7192 (1)

IV. Related Vulnerabilities

Same product: T-CPE301K 4G Mini WiFi Router
Same vendor: Shenzhen Dbit Network Equipment
Same weakness: CWE-121

V. Comments for CVE-2026-7192

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