{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-28853",
        "ASSIGNER": "security-advisories@github.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Starting in version 2.5.0 and prior to versions 3.5.8, 4.0.4, and 4.1.2, the LDAP query made during login is insecure and the attacker can perform LDAP injection attack to leak arbitrary attributes from LDAP database. This issue is fixed in versions 3.5.8, 4.0.4, and 4.1.2."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-90: Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')",
                        "cweId": "CWE-90"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "mastodon",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "mastodon",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 2.5.0, < 3.5.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 4.0.0, < 4.0.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 4.1.0, < 4.1.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/security/advisories/GHSA-38g9-pfm9-gfqv"
            },
            {
                "url": "https://github.com/mastodon/mastodon/pull/24379",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/pull/24379"
            },
            {
                "url": "https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/app/models/concerns/ldap_authenticable.rb#L7-L14",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/app/models/concerns/ldap_authenticable.rb#L7-L14"
            },
            {
                "url": "https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/config/initializers/devise.rb#L398-L414",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/blob/94cbd808b5b3e7999c7e77dc724b7e8c9dd2bdec/config/initializers/devise.rb#L398-L414"
            },
            {
                "url": "https://github.com/mastodon/mastodon/releases/tag/v3.5.8",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/releases/tag/v3.5.8"
            },
            {
                "url": "https://github.com/mastodon/mastodon/releases/tag/v4.0.4",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/releases/tag/v4.0.4"
            },
            {
                "url": "https://github.com/mastodon/mastodon/releases/tag/v4.1.2",
                "refsource": "MISC",
                "name": "https://github.com/mastodon/mastodon/releases/tag/v4.1.2"
            },
            {
                "url": "http://www.openwall.com/lists/oss-security/2023/07/06/6",
                "refsource": "MISC",
                "name": "http://www.openwall.com/lists/oss-security/2023/07/06/6"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-38g9-pfm9-gfqv",
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.7,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
                "version": "3.1"
            }
        ]
    }
}