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CVE-2022-33321

9.8 · CRITICAL

Cleartext Transmission of Sensitive Information vulnerability due to the use of Basic Authentication for HTTP connections in Mitsubishi Electric consumer electronics products (PHOTOVOLTAIC COLOR MO…

Published Nov 8, 2022CWE-319EPSS 1.01%

Overview

CVE-2022-33321 is a critical-severity vulnerability. It was published on November 8, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refjvn.jp/vu/JVNVU96767562/index.htmlRefwww.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2022-010.pdfRefwww.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-010_en.pdfRefjvn.jp/vu/JVNVU96767562/index.htmlRefwww.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2022-010.pdfRefwww.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-010_en.pdf

How CyberStrike helps

Frequently asked questions

What is CVE-2022-33321?

CVE-2022-33321 is a critical-severity vulnerability. It was published on November 8, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2022-33321?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-33321?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-33321?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-33321 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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