{
  "GSD": {
    "alias": "CVE-2023-0464",
    "id": "GSD-2023-0464"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-0464"
      ],
      "details": "A security vulnerability has been identified in all supported versions\n\nof OpenSSL related to the verification of X.509 certificate chains\nthat include policy constraints.  Attackers may be able to exploit this\nvulnerability by creating a malicious certificate chain that triggers\nexponential use of computational resources, leading to a denial-of-service\n(DoS) attack on affected systems.\n\nPolicy processing is disabled by default but can be enabled by passing\nthe `-policy\u0027 argument to the command line utilities or by calling the\n`X509_VERIFY_PARAM_set1_policies()\u0027 function.",
      "id": "GSD-2023-0464",
      "modified": "2023-12-13T01:20:22.789012Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "openssl-security@openssl.org",
        "ID": "CVE-2023-0464",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "OpenSSL",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "3.1.0",
                          "version_value": "3.1.1"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "3.0.0",
                          "version_value": "3.0.9"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "1.1.1",
                          "version_value": "1.1.1u"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "1.0.2",
                          "version_value": "1.0.2zh"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "OpenSSL"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "David Benjamin (Google)"
        },
        {
          "lang": "en",
          "value": "Dr Paul Dale"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A security vulnerability has been identified in all supported versions\n\nof OpenSSL related to the verification of X.509 certificate chains\nthat include policy constraints.  Attackers may be able to exploit this\nvulnerability by creating a malicious certificate chain that triggers\nexponential use of computational resources, leading to a denial-of-service\n(DoS) attack on affected systems.\n\nPolicy processing is disabled by default but can be enabled by passing\nthe `-policy\u0027 argument to the command line utilities or by calling the\n`X509_VERIFY_PARAM_set1_policies()\u0027 function."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.1.0-dev"
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "inefficient algorithmic complexity"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.openssl.org/news/secadv/20230322.txt",
            "refsource": "MISC",
            "url": "https://www.openssl.org/news/secadv/20230322.txt"
          },
          {
            "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545",
            "refsource": "MISC",
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545"
          },
          {
            "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=959c59c7a0164117e7f8366466a32bb1f8d77ff1",
            "refsource": "MISC",
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=959c59c7a0164117e7f8366466a32bb1f8d77ff1"
          },
          {
            "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=879f7080d7e141f415c79eaa3a8ac4a3dad0348b",
            "refsource": "MISC",
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=879f7080d7e141f415c79eaa3a8ac4a3dad0348b"
          },
          {
            "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e",
            "refsource": "MISC",
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e"
          },
          {
            "name": "https://www.couchbase.com/alerts/",
            "refsource": "MISC",
            "url": "https://www.couchbase.com/alerts/"
          },
          {
            "name": "https://www.debian.org/security/2023/dsa-5417",
            "refsource": "MISC",
            "url": "https://www.debian.org/security/2023/dsa-5417"
          },
          {
            "name": "https://lists.debian.org/debian-lts-announce/2023/06/msg00011.html",
            "refsource": "MISC",
            "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00011.html"
          },
          {
            "name": "https://security.gentoo.org/glsa/202402-08",
            "refsource": "MISC",
            "url": "https://security.gentoo.org/glsa/202402-08"
          }
        ]
      },
      "source": {
        "discovery": "UNKNOWN"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=1.0.2 \u003c1.0.2zh||\u003e=1.1.1 \u003c1.1.1u||\u003e=3.0.0 \u003c3.0.9||\u003e=3.1.0 \u003c3.1.1",
          "affected_versions": "All versions starting from 1.0.2 before 1.0.2zh, all versions starting from 1.1.1 before 1.1.1u, all versions starting from 3.0.0 before 3.0.9, all versions starting from 3.1.0 before 3.1.1",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-295",
            "CWE-937"
          ],
          "date": "2023-06-08",
          "description": "A security vulnerability has been identified in all supported versions of OpenSSL related to the verification of X.509 certificate chains that include policy constraints. Attackers may be able to exploit this vulnerability by creating a malicious certificate chain that triggers exponential use of computational resources, leading to a denial-of-service (DoS) attack on affected systems. Policy processing is disabled by default but can be enabled by passing the `-policy\u0027 argument to the command line utilities or by calling the `X509_VERIFY_PARAM_set1_policies()\u0027 function.",
          "fixed_versions": [
            "1.1.0l",
            "1.1.1u",
            "3.0.9",
            "3.1.1"
          ],
          "identifier": "CVE-2023-0464",
          "identifiers": [
            "CVE-2023-0464"
          ],
          "not_impacted": "All versions before 1.0.2, all versions starting from 1.0.2zh before 1.1.1, all versions starting from 1.1.1u before 3.0.0, all versions starting from 3.0.9 before 3.1.0, all versions starting from 3.1.1",
          "package_slug": "conan/openssl",
          "pubdate": "2023-03-22",
          "solution": "Upgrade to versions 1.1.0l, 1.1.1u, 3.0.9, 3.1.1 or above.",
          "title": "Improper Certificate Validation",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2023-0464",
            "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545",
            "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=959c59c7a0164117e7f8366466a32bb1f8d77ff1",
            "https://www.openssl.org/news/secadv/20230322.txt",
            "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e",
            "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=879f7080d7e141f415c79eaa3a8ac4a3dad0348b"
          ],
          "uuid": "468c1d87-2b8b-44da-9c8b-109bb39bbac2"
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "23F912E9-9126-4D16-8F77-BD41CED6774D",
                    "versionEndExcluding": "1.0.2zh",
                    "versionStartIncluding": "1.0.2",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "7D99C2F8-BE74-4912-8653-A2AEE387AAF9",
                    "versionEndExcluding": "1.1.1u",
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                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "4C637E94-F5EC-4D4B-836F-8C8219F1ECEC",
                    "versionEndExcluding": "3.0.9",
                    "versionStartIncluding": "3.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "68821BE0-7889-48B0-888D-CEC8BB9BDEA9",
                    "versionEndExcluding": "3.1.1",
                    "versionStartIncluding": "3.1.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "A security vulnerability has been identified in all supported versions\n\nof OpenSSL related to the verification of X.509 certificate chains\nthat include policy constraints.  Attackers may be able to exploit this\nvulnerability by creating a malicious certificate chain that triggers\nexponential use of computational resources, leading to a denial-of-service\n(DoS) attack on affected systems.\n\nPolicy processing is disabled by default but can be enabled by passing\nthe `-policy\u0027 argument to the command line utilities or by calling the\n`X509_VERIFY_PARAM_set1_policies()\u0027 function."
          }
        ],
        "id": "CVE-2023-0464",
        "lastModified": "2024-02-04T09:15:09.310",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "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"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2023-03-22T17:15:13.130",
        "references": [
          {
            "source": "openssl-security@openssl.org",
            "tags": [
              "Mailing List",
              "Patch"
            ],
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545"
          },
          {
            "source": "openssl-security@openssl.org",
            "tags": [
              "Broken Link"
            ],
            "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e"
          },
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              "Patch"
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            "tags": [
              "Mailing List",
              "Patch"
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          },
          {
            "source": "openssl-security@openssl.org",
            "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00011.html"
          },
          {
            "source": "openssl-security@openssl.org",
            "url": "https://security.gentoo.org/glsa/202402-08"
          },
          {
            "source": "openssl-security@openssl.org",
            "url": "https://www.couchbase.com/alerts/"
          },
          {
            "source": "openssl-security@openssl.org",
            "url": "https://www.debian.org/security/2023/dsa-5417"
          },
          {
            "source": "openssl-security@openssl.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.openssl.org/news/secadv/20230322.txt"
          }
        ],
        "sourceIdentifier": "openssl-security@openssl.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-295"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}