{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2022-37012","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","assignerShortName":"zdi","dateUpdated":"2025-02-18T19:34:23.714Z","dateReserved":"2022-07-28T00:00:00.000Z","datePublished":"2023-03-29T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","shortName":"zdi","dateUpdated":"2023-03-29T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537. Authentication is not required to exploit this vulnerability. The specific flaw exists within the OpcUa_SecureListener_ProcessSessionCallRequest method. A crafted OPC UA message can force the server to incorrectly update a reference count. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-16927."}],"affected":[{"vendor":"Unified Automation","product":"OPC UA C++ Demo Server","versions":[{"version":"1.7.6-537","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-1030/"},{"url":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt"}],"credits":[{"lang":"en","value":"20urdjk"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-911: Improper Update of Reference Count","cweId":"CWE-911"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T10:21:32.458Z"},"title":"CVE Program Container","references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-1030/","tags":["x_transferred"]},{"url":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-18T19:34:15.764429Z","id":"CVE-2022-37012","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":"2025-02-18T19:34:23.714Z"}}]}}