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HighPublic exploit

Stack-based Buffer Overflow in TRENDnet TEW-432BRP formSetWlanEncrypt

IdentifiersCVE-2026-10179CWE-121· Stack-based Buffer Overflow

CVE-2026-10179 is a remotely exploitable stack-based buffer overflow in TRENDnet TEW-432BRP firmware 3.10B20. The flaw is reported in the formSetWlanEncrypt function exposed via the /goform/formSetWlanEncrypt endpoint. According to the provided content, the vulnerability is triggered by manipulation of the webpage argument, which causes out-of-bounds writes on the stack. The issue affects an end-of-life product and public exploit information has been published.

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ANALYST BRIEF

Impact, mitigation & remediation

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Impact

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Successful exploitation can crash the affected device and may enable arbitrary code execution in the context of the vulnerable service. The supplied CVSS metadata indicates high confidentiality, integrity, and availability impact, consistent with compromise of the device through remote exploitation of the overflow.

Mitigation

If you can’t patch tonight, do this now.

If immediate replacement is not possible, reduce exposure of the administrative/web interface, prevent untrusted network access to /goform/formSetWlanEncrypt, place the device behind restrictive firewall rules, disable remote administration if enabled, and isolate the device on a trusted management network. Because public exploit material exists and no patch is available, long-term mitigation is removal from service.

Remediation

Patch, then assume compromise.

There is no vendor patch or supported fix available. TRENDnet stated the TEW-432BRP has been end-of-life since 2009 and the vulnerability cannot be replicated or fixed by the vendor. The practical remediation is to retire and replace affected TEW-432BRP devices running firmware 3.10B20 with supported hardware.
PUBLIC EXPLOITS

Exploits

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VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

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VendorProductType
TrendnetTew-432brpapplication

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What this page doesn’t show

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Threat actor evidence

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Associated malware

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Detection signatures

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Vendor-by-vendor mapping

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Social activity5

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