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CVE-2026-2067— UTT 进取 520W formTimeGroupConfig strcpy buffer overflow

Quick assessment

Affected
UTT 进取 520W
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.

UTT 520W是中国艾泰（UTT）公司的一款无线路由器。 UTT 520W 1.7.7-180627版本存在安全漏洞，该漏洞源于对文件/goform/formTimeGroupConfig中参数year1的错误操作，可能导致缓冲区溢出。

CVSS 8.8 · High EPSS 0.84% · P55

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-2067

Vulnerability Information
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Vulnerability Title
UTT 进取 520W formTimeGroupConfig strcpy buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. This vulnerability affects the function strcpy of the file /goform/formTimeGroupConfig. The manipulation of the argument year1 leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
UTT 520W 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT 520W是中国艾泰（UTT）公司的一款无线路由器。 UTT 520W 1.7.7-180627版本存在安全漏洞，该漏洞源于对文件/goform/formTimeGroupConfig中参数year1的错误操作，可能导致缓冲区溢出。
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
UTT 进取 520W 1.7.7-180627 -

II. Public POCs for CVE-2026-2067

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III. Intelligence Information for CVE-2026-2067

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Proof of Concept for CVE-2026-2067 (1)

Other References for CVE-2026-2067 (1)

Same Patch Batch · UTT · 2026-02-06 · 4 CVEs total

CVE-2026-2066 8.8 HIGH UTT 进取 520W formIpGroupConfig strcpy buffer overflow
CVE-2026-2068 8.8 HIGH UTT 进取 520W formSyslogConf strcpy buffer overflow
CVE-2026-2070 8.8 HIGH UTT 进取 520W formPolicyRouteConf strcpy buffer overflow

IV. Related Vulnerabilities

Same product: 进取 520W
Same vendor: UTT
Same weakness: CWE-120

V. Comments for CVE-2026-2067

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