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CVE-2026-79912— TOTOLINK N600R cstecgi.cgi getCurrentTime command injection

Quick assessment

Affected
TOTOLINK N600R
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 TOTOLINK N600R 版本 4.3.0cu.7647_B20210106 中发现了一个漏洞。受影响的模块是文件 中的 函数。对参数 进行修改会导致命令注入。该漏洞可由远程发起攻击。目前该漏洞的利用代码已公开，可能被利用。

CVSS 8.3 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-79912

Vulnerability Information
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Vulnerability Title
TOTOLINK N600R cstecgi.cgi getCurrentTime command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
TOTOLINK N600R 4.3.0cu.7647_B20210106 cpe:2.3:o:totolink:n600r_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-79912

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7545 chars
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III. Intelligence Information for CVE-2026-79912

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Vendor Advisories for CVE-2026-79912 (1)

Proof of Concept for CVE-2026-79912 (1)

Other References for CVE-2026-79912 (2)

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-79912

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