EUVD-2026-19545
GHSA-qchm-r69c-gh59
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3Tags
Description
A weakness has been identified in Tenda CX12L 16.03.53.12. This issue affects the function fromNatStaticSetting of the file /goform/NatStaticSetting. This manipulation of the argument page causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Analysis
Stack-based buffer overflow in Tenda CX12L router firmware 16.03.53.12 allows authenticated remote attackers to achieve arbitrary code execution via the 'page' parameter in the fromNatStaticSetting function at /goform/NatStaticSetting endpoint. Publicly available exploit code exists. …
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Remediation
Within 24 hours: Identify all Tenda CX12L devices running firmware 16.03.53.12 in your environment using network scanning tools; document locations and administrative access methods. Within 7 days: Check Tenda's security advisory portal for firmware updates beyond 16.03.53.12; if available, test in isolated environment before deployment. …
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External POC / Exploit Code
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