CVE-2026-71255

Katalog CVE

CVSS 8.6 · High EPSS 0,39%

Kerentanan Out-of-bounds Write. Skor CVSS 3.1 8.6 (High) menurut CNA.

Deskripsi (NVD)

nanoMODBUS through v1.23.0 contains an out-of-bounds write in the Modbus client-side recv_read_device_identification_res function (FC 0x2B/MEI 0x0E, Read Device Identification) in nanomodbus.c. The server-supplied object_length field (0-246) is validated only against the remaining PDU size (res_size_left) and is never validated against the caller-supplied buffers_length parameter.

Rincian

Terbit di NVD

5 Agustus 2026

Terakhir diubah

26 Agustus 2026

Status NVD

Deferred

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,39% peluang dieksploitasi; lebih tinggi dari 30,6% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/debevv/nanoMODBUS
• https://github.com/debevv/nanoMODBUS/blob/master/nanomodbus.c