CVEvulnerability

CVE-2021-20589

7.5 HIGH Published 2021-05-19 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-05-19
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-119

Description

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.

Affected configurations

• mitsubishi gt27 firmware (>= 01.19.000 <= 01.38.000) • mitsubishi gt25 firmware (>= 01.19.000 <= 01.38.000) • mitsubishi gt23 firmware (>= 01.19.000 <= 01.38.000) • mitsubishi gt21 firmware (>= 01.21.000 <= 01.39.000) • mitsubishi gs21 firmware (>= 01.21.000 <= 01.39.000) • mitsubishi gt softgot2000 firmware (>= 1.170c <= 1.250l)

Related

Weakness · CWE (1)

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

References