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CVE-2025-9935— TOTOLINK N600R cstecgi.cgi sub_4159F8 command injection

CVSS 7.3 · High EPSS 3.02% · P86
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I. Basic Information for CVE-2025-9935

Vulnerability Information
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Vulnerability Title
TOTOLINK N600R cstecgi.cgi sub_4159F8 command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function sub_4159F8 of the file /web_cste/cgi-bin/cstecgi.cgi. Executing manipulation can lead to command injection. The attack can be executed 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:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
TOTOLINK N600R 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK N600R是中国吉翁电子（TOTOLINK）公司的一款无线路由器。 TOTOLINK N600R 4.3.0cu.7866_B20220506版本存在命令注入漏洞，该漏洞源于文件/web_cste/cgi-bin/cstecgi.cgi中函数sub_4159F8操作不当，可能导致命令注入攻击。
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
TOTOLINKN600R 4.3.0cu.7866_B20220506 -

II. Public POCs for CVE-2025-9935

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 9730 chars
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III. Intelligence Information for CVE-2025-9935

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Proof of Concept for CVE-2025-9935 (1)

IV. Related Vulnerabilities

Same product: N600R
Same vendor: TOTOLINK
Same weakness: CWE-77

V. Comments for CVE-2025-9935

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