CVE-2026-6132
Received Received - Intake

OS Command Injection in Totolink A7100RU CGI Handler

Vulnerability report for CVE-2026-6132, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-04-12

Last updated on: 2026-04-12

Assigner: VulDB

Description

A vulnerability was determined in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this issue is the function setLedCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument enable causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

CVSS Scores

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Meta Information

Published
2026-04-12
Last Modified
2026-04-12
Generated
2026-07-06
AI Q&A
2026-04-13
EPSS Evaluated
2026-07-05
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
totolink a7100ru 7.4cu.2313_b20191024

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This vulnerability exists in the Totolink A7100RU device, specifically in the setLedCfg function of the /cgi-bin/cstecgi.cgi file within the CGI Handler component. It involves manipulation of the 'enable' argument, which leads to operating system command injection. This means an attacker can remotely execute arbitrary commands on the device without any authentication.

Impact Analysis

The vulnerability allows remote attackers to execute arbitrary operating system commands on the affected device without any user interaction or privileges. This can lead to full compromise of the device, including unauthorized access, data theft, disruption of services, or using the device as a foothold to attack other systems.

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