CVE-2021-20593

HIGH

7.1

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.17.1

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado7/13/2021

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

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

Debilidades (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)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.