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…
- Published
- Updated
- Reserved
- Assigned by
- Hitachi Energy
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| Hitachi EnergyCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.71% · top 46% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
Hitachi Energy · RTU500 series
- affected RTU500 series CMU Firmware version 13.3.1
- affected RTU500 series CMU Firmware version 13.3.2
- unaffected RTU500 series CMU Firmware version 13.3.3
- unaffected RTU500 series CMU Firmware version 13.4.1
What to do
Solution: Update to CMU Firmware versions 13.3.3 or 13.4.1.
Workaround: Disable the HCI IEC 60870-5-104 function or its IEC 62351-3 feature if it is not used.
References (2)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-4608)Record last updated .