Overview
A critical security vulnerability, CVE-2025-45343, has been identified in Tenda W18E v.2.0 v.16.01.0.11, which could potentially allow a malicious actor to execute arbitrary code. The vulnerability exists in the editing functionality of the account module in the goform/setmodules route. This issue is of high significance due to its potential to compromise systems or lead to data leakage, affecting all users of the Tenda W18E v.2.0 v.16.01.0.11 system.
Vulnerability Summary
CVE ID: CVE-2025-45343
Severity: Critical (9.8 CVSS score)
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: System compromise and potential data leakage
Affected Products
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Product | Affected Versions
Tenda | W18E v.2.0 v.16.01.0.11
How the Exploit Works
This vulnerability arises from a failure in the Tenda W18E’s account module’s editing functionality. An attacker can exploit this flaw by sending a specially crafted request to the goform/setmodules route, which does not correctly validate or sanitize input. This allows an attacker to inject and execute arbitrary code, compromising the system or leading to potential data leakage.
Conceptual Example Code
The following is a conceptual example of how the vulnerability might be exploited. This could be done through a malicious HTTP request such as:
POST /goform/setmodules HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "account_module": "<malicious code here>" }In this case, the “
Mitigation Guidance
Users are strongly advised to apply the patch provided by the vendor as soon as possible. In the meantime, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation. Regularly updating and patching all systems, as well as employing robust security measures such as WAFs or IDSs, can significantly reduce the risk of such vulnerabilities being exploited.