{
  "id": "CVE-2021-46880",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-04-15T00:15:07.410",
  "lastModified": "2023-05-17T20:15:09.333",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "x509/x509_verify.c in LibreSSL before 3.4.2, and OpenBSD before 7.0 errata 006, allows authentication bypass because an error for an unverified certificate chain is sometimes discarded."
    }
  ],
  "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:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:openbsd:libressl:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "3.4.2",
              "matchCriteriaId": "FAD1B673-A6C5-4673-8ACC-FF31DA3A0531"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "7.0",
              "matchCriteriaId": "450E9581-FED9-4CFC-B636-170E52A5071F"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.4.2-relnotes.txt",
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ]
    },
    {
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/006_x509.patch.sig",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://github.com/openbsd/src/commit/3f851282810fa0ab4b90b3b1ecec2e8717ef16f8",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20230517-0006/",
      "source": "cve@mitre.org"
    }
  ]
}