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CVE-2026-2086— UTT HiPER 810G Management formFireWall strcpy buffer overflow

Quick assessment

Affected
UTT HiPER 810G
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 HiPER 810G是中国艾泰（UTT）公司的一个防火墙路由器。 UTT HiPER 810G 1.7.7-171114及之前版本存在安全漏洞，该漏洞源于对组件Management Interface中文件/goform/formFireWall函数strcpy的参数GroupName的错误操作，可能导致缓冲区溢出。

CVSS 8.8 · High EPSS 0.70% · P52

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-2086

Vulnerability Information
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Vulnerability Title
UTT HiPER 810G Management formFireWall strcpy buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in UTT HiPER 810G up to 1.7.7-171114. Affected by this vulnerability is the function strcpy of the file /goform/formFireWall of the component Management Interface. The manipulation of the argument GroupName results in buffer overflow. The attack can be launched remotely. The exploit is now public 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 HiPER 810G 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT HiPER 810G是中国艾泰（UTT）公司的一个防火墙路由器。 UTT HiPER 810G 1.7.7-171114及之前版本存在安全漏洞，该漏洞源于对组件Management Interface中文件/goform/formFireWall函数strcpy的参数GroupName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 HiPER 810G 1.7.7-171114 -

II. Public POCs for CVE-2026-2086

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III. Intelligence Information for CVE-2026-2086

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Proof of Concept for CVE-2026-2086 (1)

Other References for CVE-2026-2086 (1)

Same Patch Batch · UTT · 2026-02-07 · 3 CVEs total

CVE-2026-2071 8.8 HIGH UTT 进取 520W formP2PLimitConfig strcpy buffer overflow
CVE-2026-2080 7.2 HIGH UTT HiPER 810 formUser setSysAdm command injection

IV. Related Vulnerabilities

Same product: HiPER 810G
Same vendor: UTT
Same weakness: CWE-120

V. Comments for CVE-2026-2086

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