CVE-2022-3864: relion 650 Signature Bypass — Fix

Description

A vulnerability exists in the Relion update package signature validation. A tampered update package could cause the IED to restart. After restart the device is back to normal operation. An attacker could exploit the vulnerability by first gaining access to the system with security privileges and attempt to update the IED with a malicious update package. Successful exploitation of this vulnerability will cause the IED to restart, causing a temporary Denial of Service.

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CVSS v3.1 Score

4.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-347 CWE-347

Affected Products

Vendor	Product	Versions
hitachienergy	relion_650_firmware	All
hitachienergy	relion_650_firmware	All
hitachienergy	relion_650_firmware	All
hitachienergy	relion_650_firmware	All
hitachienergy	relion_650	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670_firmware	All
hitachienergy	relion_670	All
hitachienergy	relion_sam600-io_firmware	All
hitachienergy	relion_sam600-io	All

References

Advisories & Patches

https://publisher.hitachienergy.com/preview?DocumentID=8DBD000146&LanguageCode=en&DocumentPartId=&Action=Launch https://publisher.hitachienergy.com/preview?DocumentID=8DBD000146&LanguageCode=en&DocumentPartId=&Action=Launch

Frequently Asked Questions

What is CVE-2022-3864? +

A vulnerability exists in the Relion update package signature validation. A tampered update package could cause the IED to restart. After restart the device is back to normal operation. An attacker could exploit the vulnerability by first gaining access to the system with security privileges and attempt to update the IED with a malicious update package. Successful exploitation of this vulnerability will cause the IED to restart, causing a temporary Denial of Service. It has a CVSS v3.1 base score of 4.5 (MEDIUM).

How severe is CVE-2022-3864? +

CVE-2022-3864 has a CVSS v3.1 score of 4.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2022-3864? +

CVE-2022-3864 affects products from hitachienergy, specifically: relion_650, relion_650_firmware, relion_670, relion_670_firmware, relion_sam600-io, relion_sam600-io_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2022-3864? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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