{"cve":"CVE-2022-3864","nvd":{"published":"2024-01-04T10:15:11.267","modified":"2026-06-17T05:00:27.793","status":"Modified","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.\nAn attacker could exploit the vulnerability by first gaining access to\nthe system with security privileges and attempt to update the IED\nwith a malicious update package. Successful exploitation of this\nvulnerability will cause the IED to restart, causing a temporary Denial of Service.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H","score":4.5},"cwes":["CWE-347"],"references":["https://publisher.hitachienergy.com/preview?DocumentID=8DBD000146&LanguageCode=en&DocumentPartId=&Action=Launch","https://publisher.hitachienergy.com/preview?DocumentID=8DBD000146&LanguageCode=en&DocumentPartId=&Action=Launch"],"products":["hitachienergy:relion_650_firmware","hitachienergy:relion_670_firmware","hitachienergy:relion_sam600-io_firmware"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2022-3864","score":0.00353,"percentile":0.28944,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}