{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-0464",
        "ASSIGNER": "openssl-security@openssl.org",
        "STATE": "PUBLIC"
    },
    "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' argument to the command line utilities or by calling the\n`X509_VERIFY_PARAM_set1_policies()' function."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "inefficient algorithmic complexity"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "OpenSSL",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "OpenSSL",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.1.0",
                                            "version_value": "3.1.1"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "3.0.0",
                                            "version_value": "3.0.9"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "1.1.1",
                                            "version_value": "1.1.1u"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "1.0.2",
                                            "version_value": "1.0.2zh"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.openssl.org/news/secadv/20230322.txt",
                "refsource": "MISC",
                "name": "https://www.openssl.org/news/secadv/20230322.txt"
            },
            {
                "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545",
                "refsource": "MISC",
                "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2017771e2db3e2b96f89bbe8766c3209f6a99545"
            },
            {
                "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=959c59c7a0164117e7f8366466a32bb1f8d77ff1",
                "refsource": "MISC",
                "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=959c59c7a0164117e7f8366466a32bb1f8d77ff1"
            },
            {
                "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=879f7080d7e141f415c79eaa3a8ac4a3dad0348b",
                "refsource": "MISC",
                "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=879f7080d7e141f415c79eaa3a8ac4a3dad0348b"
            },
            {
                "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e",
                "refsource": "MISC",
                "name": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2dcd4f1e3115f38cefa43e3efbe9b801c27e642e"
            },
            {
                "url": "https://www.couchbase.com/alerts/",
                "refsource": "MISC",
                "name": "https://www.couchbase.com/alerts/"
            },
            {
                "url": "https://www.debian.org/security/2023/dsa-5417",
                "refsource": "MISC",
                "name": "https://www.debian.org/security/2023/dsa-5417"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00011.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2023/06/msg00011.html"
            },
            {
                "url": "https://security.gentoo.org/glsa/202402-08",
                "refsource": "MISC",
                "name": "https://security.gentoo.org/glsa/202402-08"
            },
            {
                "url": "https://security.netapp.com/advisory/ntap-20240621-0006/",
                "refsource": "MISC",
                "name": "https://security.netapp.com/advisory/ntap-20240621-0006/"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "credits": [
        {
            "lang": "en",
            "value": "David Benjamin (Google)"
        },
        {
            "lang": "en",
            "value": "Dr Paul Dale"
        }
    ]
}