CVE-2026-3703

Katalog CVE

CVSS 9.8 · Critical EPSS 1,3%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada wavlink wl-nu516u1 firmware. Skor CVSS 3.1 9.8 (Critical) menurut vuldb.com.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

8 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber vuldb.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

EPSS (30 hari)

1,3% peluang dieksploitasi; lebih tinggi dari 68,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/ipaddr.md exploit · advisory vendor
• https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/ipaddr.md#exp-exploit--poc exploit · advisory vendor
• https://vuldb.com/?id.349649 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.759226 advisory pihak ketiga · vdb entry
• https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-02-27-2fcf6ae-mt7628-squashfs-sysupgrade.bin broken link
• https://vuldb.com/?ctiid.349649 permissions required · vdb entry