CVE-2021-20589

Katalog CVE

CVSS 7.5 · High EPSS 1,5%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada mitsubishi gt27 firmware, mitsubishi gt25 firmware +4 lainnya. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Buffer access with incorrect length value vulnerability in GOT2000 series GT27 model communication driver versions 01.19.000 through 01.38.000, GT25 model communication driver versions 01.19.000 through 01.38.000, GT23 model communication driver versions 01.19.000 through 01.38.000 and GT21 model communication driver versions 01.21.000 through 01.39.000, GOT SIMPLE series GS21 model communication driver versions 01.21.000 through 01.39.000, GT SoftGOT2000 versions 1.170C through 1.250L and Tension Controller LE7-40GU-L Screen package data for MODBUS/TCP V1.00 allows a remote unauthenticated attacker to stop the communication function of the products via specially crafted packets.

Rincian

Terbit di NVD

19 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

EPSS (30 hari)

1,5% peluang dieksploitasi; lebih tinggi dari 73,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://jvn.jp/vu/JVNVU99895108/index.html
• https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-002_en.pdf