ghsa-mjww-934m-h4jw
Vulnerability from github
Published
2021-11-19 20:19
Modified
2022-09-01 20:13
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Summary
Improper Certificate Validation in OPCFoundation.NetStandard.Opc.Ua.Core
Details

A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 allows attackers to establish a connection using invalid certificates.

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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 1.4.365.2"
      },
      "package": {
        "ecosystem": "NuGet",
        "name": "OPCFoundation.NetStandard.Opc.Ua.Core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.365.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-29457"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-07T21:55:21Z",
    "nvd_published_at": "2021-02-16T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 allows attackers to establish a connection using invalid certificates.",
  "id": "GHSA-mjww-934m-h4jw",
  "modified": "2022-09-01T20:13:29Z",
  "published": "2021-11-19T20:19:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29457"
    },
    {
      "type": "WEB",
      "url": "https://github.com/OPCFoundation/UA-.NETStandard/pull/1229"
    },
    {
      "type": "WEB",
      "url": "https://github.com/OPCFoundation/UA-.NETStandard/pull/1229/commits/d815cfb972bd668c1b6e461f6ff97519d6b26f25"
    },
    {
      "type": "WEB",
      "url": "https://github.com/OPCFoundation/UA-.NETStandard"
    },
    {
      "type": "WEB",
      "url": "https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-29457.pdf"
    },
    {
      "type": "WEB",
      "url": "https://www.nuget.org/packages/OPCFoundation.NetStandard.Opc.Ua"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Certificate Validation in OPCFoundation.NetStandard.Opc.Ua.Core"
}


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