Buffer overflow in Hitachi Energy Rtu500 Series
CVE-2022-4608
A vulnerability exists in HCI IEC 60870-5-104 function included in certain versions of the RTU500 series product. The vulnerability can only be exploited, if the HCI 60870-5-104 is configured with support for IEC 62351-3. After session resumption interval is expired an RTU500 initiated update of session parameters causes an unexpected restart due to a stack overflow.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (49.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Hitachi Energy Rtu500 Series — versions RTU500 series CMU Firmware version 13.3.1, RTU500 series CMU Firmware version 13.3.2, RTU500 series CMU Firmware version 13.3.3
- Hitachienergy Rtu500
- Hitachienergy Rtu500_firmware — versions 13.3.1, 13.3.2, 13.3.3
Weakness classification (CWE)
References
- cybersecurity@hitachienergy.com (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-4608?
- CVE-2022-4608 is a high-severity vulnerability in Hitachi Energy Rtu500 Series, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-07-26.
- How severe is CVE-2022-4608?
- High severity. CVSS v3 base score is 7.5 out of 10.