VULNERABILITY INTELLIGENCE
CVE-2022-4608
CVSS score7.5 HIGH
EPSS probability0.71%
CISA KEVNot currently listed
Published2023-07-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
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.
Weakness classification
- cybersecurity@hitachienergy.com: CWE-787
- nvd@nist.gov: CWE-787