Hg9 Firmware CVE-2026-2905
HIGHCVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionNVD
A vulnerability was identified in Tenda HG9 300001138. This impacts an unknown function of the file /boaform/formWlanSetup of the component Wireless Configuration Endpoint. The manipulation of the argument ssid leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used.
AnalysisAI
Stack buffer overflow in Tenda HG9 firmware's wireless configuration endpoint allows authenticated remote attackers to achieve arbitrary code execution through a malicious SSID parameter. Public exploit code exists for this vulnerability, increasing the risk of active exploitation. …
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RemediationAI
Within 24 hours: Identify all Tenda HG9 300001138 devices in your environment and isolate them from critical network segments. Within 7 days: Evaluate replacement options or implement compensating controls (network segmentation, WAF rules blocking /boaform/formWlanSetup access). …
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External POC / Exploit Code
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