Vulnerability in Hitachi Energy Relion 670/650/sam600-Io Series
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (26.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Hitachi Energy Relion 670/650/sam600-Io Series — versions Relion 670/650 series version 2.2.0 all revisions, Relion 670/650/SAM600-IO series version 2.2.1 all revisions, Relion 670 series version 2.2.2 all revisions
- Hitachienergy Relion 650
- Hitachienergy Relion 650 Firmware — versions 2.2.0, 2.2.1, 2.2.4
- Hitachienergy Relion 670
- Hitachienergy Relion 670 Firmware — versions 2.2.0, 2.2.1, 2.2.2
- Hitachienergy Relion Sam600-Io
- Hitachienergy Relion Sam600-Io Firmware — versions 2.2.1
Weakness classification (CWE)
References
- publisher.hitachienergy.com/preview (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-3864?
- CVE-2022-3864 is a medium-severity vulnerability in Hitachi Energy Relion 670/650/sam600-Io Series, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.5/10. Published 2024-01-04.
- How severe is CVE-2022-3864?
- Medium severity. CVSS v3 base score is 4.5 out of 10.