CVE-2022-33321

CRITICAL

Mitsubishi Electric - Info Disclosure

Title source: llm
STIX 2.1

Description

Cleartext Transmission of Sensitive Information vulnerability due to the use of Basic Authentication for HTTP connections in Mitsubishi Electric consumer electronics products (PHOTOVOLTAIC COLOR MONITOR ECO-GUIDE, HEMS adapter, Wi-Fi Interface, Air Conditioning, Induction hob, Mitsubishi Electric HEMS Energy Measurement Unit, Refrigerator, Remote control with Wi-Fi Interface, BATHROOM THERMO VENTILATOR, Rice cooker, Mitsubishi Electric HEMS control adapter, Energy Recovery Ventilator, Smart Switch, Ventilating Fan, Range hood fan, Energy Measurement Unit and Air Purifier) allows a remote unauthenticated attacker to disclose information in the products or cause a denial of service (DoS) condition as a result by sniffing credential information (username and password). The wide range of models/versions of Mitsubishi Electric consumer electronics products are affected by this vulnerability. As for the affected product models/versions, see the Mitsubishi Electric's advisory which is listed in [References] section.

References (3)

Core 3

Scores

CVSS v3 9.8
EPSS 0.0076
EPSS Percentile 73.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-319
Status published
Products (50)
mitsubishielectric/ma-ew85s-e_firmware < 80.00
mitsubishielectric/ma-ew85s-uk_firmware < 80.00
mitsubishielectric/mac-507if-e_firmware < 35.00
mitsubishielectric/mac-557if-e1_firmware
mitsubishielectric/mac-557if-e_firmware
mitsubishielectric/mac-558if-e1_firmware
mitsubishielectric/mac-558if-e_firmware
mitsubishielectric/mac-559if-e1_firmware
mitsubishielectric/mac-559if-e_firmware
mitsubishielectric/mac-566ifb-e_firmware
... and 40 more
Published Nov 08, 2022
Tracked Since Feb 18, 2026