ghsa-vpf7-r2fv-75m9
Vulnerability from github
Published
2023-05-05 02:19
Modified
2024-05-08 13:46
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server
Details

This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows remote attackers to send malicious requests that consume all memory available to the server.

https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf

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{
  "affected": [
    {
      "package": {
        "ecosystem": "NuGet",
        "name": "OPCFoundation.NetStandard.Opc.Ua.Server"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.371.86"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-27321"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-05-05T02:19:39Z",
    "nvd_published_at": "2024-05-07T23:15:15Z",
    "severity": "HIGH"
  },
  "details": "This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows\nremote attackers to send malicious requests that consume all memory available to the server.\n\nhttps://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf",
  "id": "GHSA-vpf7-r2fv-75m9",
  "modified": "2024-05-08T13:46:55Z",
  "published": "2023-05-05T02:19:39Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27321"
    },
    {
      "type": "WEB",
      "url": "https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/OPCFoundation/UA-.NETStandard"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-548"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server"
}


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