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I. Basic Information for CVE-2026-5101
Vulnerability Information

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Vulnerability Title
Totolink A3300R Parameter cstecgi.cgi setLanCfg command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in Totolink A3300R 17.0.0cu.557_b20221024. This affects the function setLanCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument lanIp leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
TOTOLINK A3300R 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK A3300R是中国吉翁电子(TOTOLINK)公司的一款无线路由器。 TOTOLINK A3300R 17.0.0cu.557_b20221024版本存在命令注入漏洞,该漏洞源于对文件/cgi-bin/cstecgi.cgi中参数lanIp的操作不当,可能导致命令注入。
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
VendorProductAffected VersionsCPESubscribe
TotolinkA3300R 17.0.0cu.557_b20221024 cpe:2.3:o:totolink:a3300r_firmware:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-5101
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III. Intelligence Information for CVE-2026-5101
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IV. Related Vulnerabilities
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