CVE-2026-2188— UTT 进取 521G formPdbUpConfig sub_446B18 os command injection
Quick assessment
Affected
UTT 进取 521G
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
UTT 521G是中国艾泰（UTT）公司的一款路由器。 UTT 521G 3.1.1-190816版本存在操作系统命令注入漏洞，该漏洞源于对文件/goform/formPdbUpConfig中函数sub_446B18的参数policyNames操作不当，可能导致os命令注入。
Possible ATT&CK Techniques 3 AI
T1068 · Exploitation for Privilege Escalation T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-2188
Vulnerability Information
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Vulnerability Title
UTT 进取 521G formPdbUpConfig sub_446B18 os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in UTT 进取 521G 3.1.1-190816. The impacted element is the function sub_446B18 of the file /goform/formPdbUpConfig. Executing a manipulation of the argument policyNames can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
UTT 521G 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT 521G是中国艾泰（UTT）公司的一款路由器。 UTT 521G 3.1.1-190816版本存在操作系统命令注入漏洞，该漏洞源于对文件/goform/formPdbUpConfig中函数sub_446B18的参数policyNames操作不当，可能导致os命令注入。
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
II. Public POCs for CVE-2026-2188
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Vendor Advisories for CVE-2026-2188 (1)
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🔗 CVE-2026-2188 UTT 进取 521G formPdbUpConfig sub_446B18 os command injection Read full article vdb-entry technical-description
Same Patch Batch · UTT · 2026-02-08 · 4 CVEs total
| CVE-2026-2182 | 7.2 HIGH | UTT 进取 521G setSysAdm doSystem command injection |
| CVE-2026-2118 | 7.2 HIGH | UTT HiPER 810 rehttpd formReleaseConnect sub_4407D4 command injection |
| CVE-2026-2135 | 6.3 MEDIUM | UTT HiPER 810 formPdbUpConfig sub_43F020 command injection |
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