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CVE-2026-9628— UTT HiPER 1200GW Web Management formPptpClientConfig stack-based overflow

Quick assessment

Affected
UTT HiPER 1200GW
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

UTT HiPER 1200GW是中国艾泰（UTT）公司的一款无线网关设备。 UTT HiPER 1200GW 2.5.3-170306及之前版本存在安全漏洞，该漏洞源于Web Management Interface组件/goform/formPptpClientConfig文件中未知函数对参数PPTP server address/username/password/tunnel name的操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 0.47% · P39

Affected Version Matrix 1

VendorProduct Version RangeStatus
UTT HiPER 1200GW 2.5.3-170306 affected
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I. Basic Information for CVE-2026-9628

Vulnerability Information
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Vulnerability Title
UTT HiPER 1200GW Web Management formPptpClientConfig stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in UTT HiPER 1200GW up to 2.5.3-170306. Affected is an unknown function of the file /goform/formPptpClientConfig of the component Web Management Interface. This manipulation of the argument PPTP server address/username/password/tunnel name causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.
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
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
UTT HiPER 1200GW 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT HiPER 1200GW是中国艾泰（UTT）公司的一款无线网关设备。 UTT HiPER 1200GW 2.5.3-170306及之前版本存在安全漏洞，该漏洞源于Web Management Interface组件/goform/formPptpClientConfig文件中未知函数对参数PPTP server address/username/password/tunnel name的操作导致栈缓冲区溢出。
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 1200GW 2.5.3-170306 cpe:2.3:a:utt:hiper_1200gw:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-9628

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8896 chars
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III. Intelligence Information for CVE-2026-9628

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News Coverage for CVE-2026-9628 (1)

Same Patch Batch · UTT · 2026-05-27 · 4 CVEs total

CVE-2026-9631 8.8 HIGH UTT HiPER 1250GW Web Management formConfigFastDirectionW strcpy stack-based overflow
CVE-2026-9627 8.8 HIGH UTT HiPER 1200GW Web Management setSysAdm strcpy buffer overflow
CVE-2026-9632 8.8 HIGH UTT HiPER 1250GW Web Management formGroupConfig strcpy stack-based overflow

IV. Related Vulnerabilities

Same product: HiPER 1200GW
Same vendor: UTT
Same weakness: CWE-121

V. Comments for CVE-2026-9628

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