CVE-2026-20408

Katalog CVE

CVSS 8.8 · High EPSS 0,30%

Kerentanan Heap-based Buffer Overflow pada mediatek software development kit, openwrt. Skor CVSS 3.1 8.8 (High) menurut CISA ADP.

Deskripsi (NVD)

In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461651; Issue ID: MSV-4758.

Rincian

Terbit di NVD

2 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

8.8 (High), sumber CISA ADP
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,30% peluang dieksploitasi; lebih tinggi dari 20,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://corp.mediatek.com/product-security-bulletin/February-2026 advisory vendor