Vulnerability Intelligence Report
Specially Crafted Modbus TCP Packet Vulnerability in RTU500 series
CVE-2022-28613
A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is en-abled and configured, an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500, causing the receiving RTU500 CMU to reboot. The vulnerability is caused by the validation error in the length information carried in MBAP header in the HCI Modbus TCP function.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
Exploitability:3.9
Impact Score:3.6
EPSS Probability:0.90%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-1284 ↗CWE-1284 Improper Validation of Specified Quantity in Input
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Hitachi Energy | RTU500 series CMU Firmware | 12.0.* (affected), 12.2.* (affected), 12.4.* (affected), 12.6.* (affected), 12.7.* (affected), 13.2.* (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.904%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Hitachi Energy |
| Reserved | 2022-04-04T00:00:00 |
| Published | 2022-05-02T19:01:06 |
| Patch Date | 2022-04-18 |
| Last Updated | 2024-09-25T07:58:13 |
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