{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2022-37013",
        "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "assignerShortName": "zdi",
        "dateUpdated": "2024-08-03T10:21:32.556Z",
        "dateReserved": "2022-07-28T00:00:00",
        "datePublished": "2023-03-29T00:00:00"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
                "shortName": "zdi",
                "dateUpdated": "2023-03-29T00:00:00"
            },
            "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 [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."
                }
            ],
            "affected": [
                {
                    "vendor": "Unified Automation",
                    "product": "OPC UA C++ Demo Server",
                    "versions": [
                        {
                            "version": "1.7.6-537 [with vendor rollup]",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt"
                },
                {
                    "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-1029/"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Daan Keuper & Thijs Alkemade from Computest"
                }
            ],
            "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-835: Loop with Unreachable Exit Condition ('Infinite Loop')",
                            "cweId": "CWE-835"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T10:21:32.556Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-1029/",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}