{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-2081","assignerOrgId":"e383dce4-0c27-4495-91c4-0db157728d17","state":"PUBLISHED","assignerShortName":"Hitachi Energy","dateReserved":"2022-06-14T12:21:15.314Z","datePublished":"2024-01-04T09:15:30.332Z","dateUpdated":"2025-05-22T18:20:49.318Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"RTU500 series CMU firmware","vendor":"Hitachi Energy","versions":[{"lessThanOrEqual":"12.0.13.0","status":"affected","version":"12.0.1.0","versionType":"custom"},{"lessThanOrEqual":"12.2.11.0","status":"affected","version":"12.2.1.0","versionType":"custom"},{"lessThanOrEqual":"12.4.11.0","status":"affected","version":"12.4.1.0","versionType":"custom"},{"lessThanOrEqual":"12.6.7.0","status":"affected","version":"12.6.1.0","versionType":"custom"},{"lessThanOrEqual":"12.7.3.0","status":"affected","version":"12.7.1.0","versionType":"custom"},{"lessThanOrEqual":"13.2.4.0","status":"affected","version":"13.2.1.0","versionType":"custom"},{"status":"affected","version":"13.3.1.0"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is enabled and configured, an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500 in a high rate, causing the targeted RTU500 CMU to reboot. The vulnerability is caused by a lack of flood control which eventually if exploited causes an internal stack overflow in the HCI Modbus TCP function."}],"value":"A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is enabled and configured, an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500 in a high rate, causing the targeted RTU500 CMU to reboot. The vulnerability is caused by a lack of flood control which eventually if exploited causes an internal stack overflow in the HCI Modbus TCP function."}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"e383dce4-0c27-4495-91c4-0db157728d17","shortName":"Hitachi Energy","dateUpdated":"2024-09-24T14:31:33.084Z"},"references":[{"url":"https://publisher.hitachienergy.com/preview?DocumentID=8DBD000111&LanguageCode=en&DocumentPartId=&Action=Launch"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T00:24:44.276Z"},"title":"CVE Program Container","references":[{"url":"https://publisher.hitachienergy.com/preview?DocumentID=8DBD000111&LanguageCode=en&DocumentPartId=&Action=Launch","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-01-04T17:17:18.805708Z","id":"CVE-2022-2081","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-05-22T18:20:49.318Z"}}]}}