nvd-json-data-feeds/CVE-2022/CVE-2022-370xx/CVE-2022-37012.json

{
  "id": "CVE-2022-37012",
  "sourceIdentifier": "zdi-disclosures@trendmicro.com",
  "published": "2023-03-29T19:15:12.827",
  "lastModified": "2023-04-06T14:32:27.927",
  "vulnStatus": "Analyzed",
  "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."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "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
      }
    ],
    "cvssMetricV30": [
      {
        "source": "zdi-disclosures@trendmicro.com",
        "type": "Secondary",
        "cvssData": {
          "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"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "zdi-disclosures@trendmicro.com",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-911"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:unified-automation:opc_ua_c\\+\\+_demo_server:1.7.6.537:*:*:*:*:*:*:*",
              "matchCriteriaId": "389A3E3E-164D-44D8-95DF-DD21308ACA35"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt",
      "source": "zdi-disclosures@trendmicro.com",
      "tags": [
        "Release Notes"
      ]
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-1030/",
      "source": "zdi-disclosures@trendmicro.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    }
  ]
}