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CVE-2026-7420— UTT HiPER 1250GW ConfigAdvideo strcpy buffer overflow

Quick assessment

Affected
UTT HiPER 1250GW
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 1250GW是中国艾泰（UTT）公司的一款无线网关设备。 UTT HiPER 1250GW 3.2.7-210907-180535及之前版本存在缓冲区错误漏洞，该漏洞源于文件route/goform/ConfigAdvideo中函数strcpy的参数Profile操作导致缓冲区溢出。

CVSS 8.8 · High EPSS 0.46% · P38

Affected Version Matrix 1

VendorProduct Version RangeStatus
UTT HiPER 1250GW 3.2.7-210907-180535 affected
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I. Basic Information for CVE-2026-7420

Vulnerability Information
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Vulnerability Title
UTT HiPER 1250GW ConfigAdvideo strcpy buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in UTT HiPER 1250GW up to 3.2.7-210907-180535. Impacted is the function strcpy of the file route/goform/ConfigAdvideo. The manipulation of the argument Profile results in buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may 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
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 1250GW 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT HiPER 1250GW是中国艾泰（UTT）公司的一款无线网关设备。 UTT HiPER 1250GW 3.2.7-210907-180535及之前版本存在缓冲区错误漏洞，该漏洞源于文件route/goform/ConfigAdvideo中函数strcpy的参数Profile操作导致缓冲区溢出。
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 1250GW 3.2.7-210907-180535 -

II. Public POCs for CVE-2026-7420

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III. Intelligence Information for CVE-2026-7420

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Other References for CVE-2026-7420 (1)

Same Patch Batch · UTT · 2026-04-29 · 3 CVEs total

CVE-2026-7418 8.8 HIGH UTT HiPER 1250GW NTP strcpy buffer overflow
CVE-2026-7419 8.8 HIGH UTT HiPER 1250GW formTaskEdit_ap strcpy buffer overflow

IV. Related Vulnerabilities

Same product: HiPER 1250GW
Same vendor: UTT
Same weakness: CWE-120

V. Comments for CVE-2026-7420

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