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I. Basic Information for CVE-2025-6733
Vulnerability Information

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Vulnerability Title
UTT HiPER 840G API formConfigDnsFilterGlobal sub_416928 buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been declared as critical. This vulnerability affects the function sub_416928 of the file /goform/formConfigDnsFilterGlobal of the component API. The manipulation of the argument GroupName leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
UTT HiPER 840G 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT HiPER 840G是中国艾泰(UTT)公司的一款千兆企业级高性能路由器。 UTT HiPER 840G 3.1.1-190328及之前版本存在安全漏洞,该漏洞源于对文件/goform/formConfigDnsFilterGlobal中参数GroupName的错误操作,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
VendorProductAffected VersionsCPESubscribe
UTTHiPER 840G 3.1.1-190328 -
II. Public POCs for CVE-2025-6733
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III. Intelligence Information for CVE-2025-6733
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IV. Related Vulnerabilities
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