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CVE-2026-3703

CRITICAL

9.8

Descripcion

A flaw has been found in Wavlink NU516U1 251208. This affects the function sub_401A10 of the file /cgi-bin/login.cgi. Executing a manipulation of the argument ipaddr can lead to out-of-bounds write. The attack may be performed from remote. The exploit has been published and may be used. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/8/2026

Ultima modificacion3/10/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

wavlink:wl-nu516u1wavlink:wl-nu516u1_firmware

Debilidades (CWE)

CWE-119CWE-787

Referencias

https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-02-27-2fcf6ae-mt7628-squashfs-sysupgrade.bin(cna@vuldb.com)

https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/ipaddr.md(cna@vuldb.com)

https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/ipaddr.md#exp-exploit--poc(cna@vuldb.com)

https://vuldb.com/?ctiid.349649(cna@vuldb.com)

https://vuldb.com/?id.349649(cna@vuldb.com)

https://vuldb.com/?submit.759226(cna@vuldb.com)

Correlaciones IOC

Sin correlaciones registradas

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