CVE-2021-20589

mediumPriorität · verfolgen · 31EPSS 0.015 · 74. PerzentilEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.48% (74th) EPSS

CVSS 5 · medium

Is it mine?

24 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · bewertet 2026-10-27

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.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenGS21 modelcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenGT SoftGOT2000cisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenGT21 modelcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenGT23 modelcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenGT25 modelcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenGT27 modelcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
BehobenLE7-40GU-L Screen package data for MODBUS/TCPcisa_csaf_ot
GOT2000 series: GT21 model: update to 01.40.000 or later.
MitigationGS21 modelcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationGT SoftGOT2000cisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationGT21 modelcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationGT23 modelcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationGT25 modelcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationGT27 modelcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.
MitigationLE7-40GU-L Screen package data for MODBUS/TCPcisa_csaf_ot
GOT SIMPLE series GS21 model: update to 01.40.000 or later.

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.5

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 3.6

v3.05.9mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · CISA US

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-119USprimärCWE-805US

betroffene Produkte (24)

Betroffene Produkte und Versionsbereiche.

GS21 model: Versions 01.21.000 - 01.39.000alle Versionencisa_csaf_otUS
GT SoftGOT2000: Versions 1.170C - 1.250Lalle Versionencisa_csaf_otUS
GT21 model: Versions 01.21.000 - 01.39.000alle Versionencisa_csaf_otUS
GT23 model: Versions 01.19.000 - 01.38.000alle Versionencisa_csaf_otUS
GT25 model: Versions 01.19.000 - 01.38.000alle Versionencisa_csaf_otUS
GT27 model: Versions 01.19.000 - 01.38.000alle Versionencisa_csaf_otUS
LE7-40GU-L Screen package data for MODBUS/TCP: v1.00alle Versionencisa_csaf_otUS
Mitsubishi Electric GS21 model01.21.000 | → 01.39.000cisa_csaf_otUS
Mitsubishi Electric GT SoftGOT20001.170C | → 1.250Lcisa_csaf_otUS
Mitsubishi Electric GT21 model01.21.000 | → 01.39.000cisa_csaf_otUS
Mitsubishi Electric GT23 model01.19.000 | → 01.38.000cisa_csaf_otUS
Mitsubishi Electric GT25 model01.19.000 | → 01.38.000cisa_csaf_otUS
Mitsubishi Electric GT27 model01.19.000 | → 01.38.000cisa_csaf_otUS
Mitsubishi Electric LE7-40GU-L Screen package data for MODBUS/TCPalle Versionencisa_csaf_otUS
n/a GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller≤ GT SoftGOT2000 versions 1.170C through 1.250Lenisa_euvdEU
n/a GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller≤ LE7-40GU-L Screen package data for MODBUS/TCP V1.00enisa_euvdEU
n/a GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller≤ 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, GT21 model communication driver versions 01.21.000 through 01.39.000enisa_euvdEU
n/a GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller≤ GS21 model communication driver versions 01.21.000 through 01.39.000enisa_euvdEU
mitsubishi gs21 firmware01.21.000 → 01.39.000nvdUScpe:2.3:o:mitsubishi:gs21_firmware:*:*:*:*:*:*:*:*
mitsubishi gt softgot2000 firmware1.170c → 1.250lnvdUScpe:2.3:o:mitsubishi:gt_softgot2000_firmware:*:*:*:*:*:*:*:*

20 von 24 angezeigt

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

ICSA-21-131-02Mitsubishi Electric GOT and Tension Controller (Update A)2021-05-11icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability may be able to stop the communication function of the products, requiring a reset to regain functionality.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

veröffentlicht 2021-05-19geändert 2026-06-17

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+21038 weitere

Referenzen (9)

Externe Belege — Patches, Meldungen, Analysen.

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