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I. Basic Information for CVE-2026-5105
Vulnerability Information

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Vulnerability Title
Totolink A3300R Parameter cstecgi.cgi setVpnPassCfg command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in Totolink A3300R 17.0.0cu.557_b20221024. The affected element is the function setVpnPassCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. Performing a manipulation of the argument pptpPassThru results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may 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pptpPassThru的错误操作,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-2026-5105
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III. Intelligence Information for CVE-2026-5105
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IV. Related Vulnerabilities
V. Comments for CVE-2026-5105

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