GSD-2021-32994

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don't properly validate received extension objects, which may allow an attacker to crash the software by sending a variety of specially crafted packets to access several unexpected memory locations.
Aliases
Aliases
CVE-2021-32994
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{
  "GSD": {
    "alias": "CVE-2021-32994",
    "description": "Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don\u0027t properly validate received extension objects, which may allow an attacker to crash the software by sending a variety of specially crafted packets to access several unexpected memory locations.",
    "id": "GSD-2021-32994"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-32994"
      ],
      "details": "Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don\u0027t properly validate received extension objects, which may allow an attacker to crash the software by sending a variety of specially crafted packets to access several unexpected memory locations.",
      "id": "GSD-2021-32994",
      "modified": "2023-12-13T01:23:09.110775Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2021-32994",
        "STATE": "PUBLIC",
        "TITLE": "Softing OPC-UA C++ SDK Improper Restriction of Operations within the Bounds of a Memory Buffer"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "OPC UA C++ SDK (Software Development Kit)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "5.59",
                          "version_value": "5.64"
                        }
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                    }
                  }
                ]
              },
              "vendor_name": "Softing"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Eran Jacob of OTORIO reported this vulnerability to CISA."
        }
      ],
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          }
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      },
      "impact": {
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          "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"
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                "value": "CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer"
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      "references": {
        "reference_data": [
          {
            "name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-168-02",
            "refsource": "CONFIRM",
            "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-168-02"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Softing has released version 5.65 to address this vulnerability and has notified known users of the release. As this vulnerability only affects the publisher and subscriber protocol, Softing highly recommends customers using this protocol to upgrade to the latest version or disable the functionality. Please download the latest software package from the Softing website. "
        }
      ],
      "source": {
        "advisory": "ICSA-21-166-02",
        "discovery": "EXTERNAL"
      }
    },
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:softing:opc_ua_c\\+\\+_software_development_kit:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.65.0",
                "versionStartIncluding": "5.59.0",
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            }
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            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
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          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
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        }
      },
      "lastModifiedDate": "2022-04-13T13:25Z",
      "publishedDate": "2022-04-04T20:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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