{"api_version":"1","generated_at":"2026-04-15T19:36:56+00:00","cve":"CVE-2022-37013","urls":{"html":"https://cve.report/CVE-2022-37013","api":"https://cve.report/api/cve/CVE-2022-37013.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-37013","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-37013"},"summary":{"title":"CVE-2022-37013","description":"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 [with vendor rollup]. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. A crafted certificate can force the server into an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-17203.","state":"PUBLIC","assigner":"zdi-disclosures@trendmicro.com","published_at":"2023-03-29 19:15:00","updated_at":"2023-04-06 14:39:00"},"problem_types":["CWE-835"],"metrics":[],"references":[{"url":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt","name":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt","refsource":"MISC","tags":[],"title":"","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-1029/","name":"https://www.zerodayinitiative.com/advisories/ZDI-22-1029/","refsource":"MISC","tags":[],"title":"ZDI-22-1029 | Zero Day Initiative","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-37013","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37013","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"37013","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"unified-automation","cpe5":"opc_ua_c\\+\\+_demo_server","cpe6":"1.7.6.537","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"zdi-disclosures@trendmicro.com","ID":"CVE-2022-37013","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"OPC UA C++ Demo Server","version":{"version_data":[{"version_value":"1.7.6-537 [with vendor rollup]"}]}}]},"vendor_name":"Unified Automation"}]}},"credit":"Daan Keuper & Thijs Alkemade from Computest","data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","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 [with vendor rollup]. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. A crafted certificate can force the server into an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-17203."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')"}]}]},"references":{"reference_data":[{"url":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt","refsource":"MISC","name":"https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-1029/","refsource":"MISC","name":"https://www.zerodayinitiative.com/advisories/ZDI-22-1029/"}]},"impact":{"cvss":{"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.0"}}},"nvd":{"publishedDate":"2023-03-29 19:15:00","lastModifiedDate":"2023-04-06 14:39:00","problem_types":["CWE-835"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/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"},"exploitabilityScore":3.9,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:unified-automation:opc_ua_c\\+\\+_demo_server:1.7.6.537:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}