CVE-2021-20593

HIGH

7.1

Descricao

Incorrect Implementation of Authentication Algorithm in Mitsubishi Electric Air Conditioning System/Centralized Controllers (G-50A Ver.2.50 to Ver. 3.35, GB-50A Ver.2.50 to Ver. 3.35, AG-150A-A Ver.3.20 and prior, AG-150A-J Ver.3.20 and prior, GB-50ADA-A Ver.3.20 and prior, GB-50ADA-J Ver.3.20 and prior, EB-50GU-A Ver 7.09 and prior, EB-50GU-J Ver 7.09 and prior, AE-200A Ver 7.93 and prior, AE-200E Ver 7.93 and prior, AE-50A Ver 7.93 and prior, AE-50E Ver 7.93 and prior, EW-50A Ver 7.93 and prior, EW-50E Ver 7.93 and prior, TE-200A Ver 7.93 and prior, TE-50A Ver 7.93 and prior, TW-50A Ver 7.93 and prior, CMS-RMD-J Ver.1.30 and prior) and Air Conditioning System/Expansion Controllers (PAC-YG50ECA Ver.2.20 and prior) allows a remote authenticated attacker to impersonate administrators to disclose configuration information of the air conditioning system and tamper information (e.g. operation information and configuration of air conditioning system) by exploiting this vulnerability.

Detalhes CVE

Pontuacao CVSS v3.17.1

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado7/13/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

mitsubishi:ae-200amitsubishi:ae-200a_firmwaremitsubishi:ae-200emitsubishi:ae-200e_firmwaremitsubishi:ae-50amitsubishi:ae-50a_firmwaremitsubishi:ae-50emitsubishi:ae-50e_firmwaremitsubishi:ag-150a-amitsubishi:ag-150a-a_firmwaremitsubishi:ag-150a-jmitsubishi:ag-150a-j_firmwaremitsubishi:cms-rmd-jmitsubishi:cms-rmd-j_firmwaremitsubishi:eb-50gu-amitsubishi:eb-50gu-a_firmwaremitsubishi:eb-50gu-jmitsubishi:eb-50gu-j_firmwaremitsubishi:ew-50amitsubishi:ew-50a_firmwaremitsubishi:ew-50emitsubishi:ew-50e_firmwaremitsubishi:g-50amitsubishi:g-50a_firmwaremitsubishi:gb-50amitsubishi:gb-50a_firmwaremitsubishi:gb-50ada-amitsubishi:gb-50ada-a_firmwaremitsubishi:gb-50ada-jmitsubishi:gb-50ada-j_firmwaremitsubishi:pac-yg50ecamitsubishi:pac-yg50eca_firmwaremitsubishi:te-200amitsubishi:te-200a_firmwaremitsubishi:te-50amitsubishi:te-50a_firmwaremitsubishi:tw-50amitsubishi:tw-50a_firmware

Fraquezas (CWE)

CWE-287

Referencias

https://jvn.jp/vu/JVNVU96046575/index.html(Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp)

https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-004_en.pdf(Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp)

https://jvn.jp/vu/JVNVU96046575/index.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-004_en.pdf(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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