{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-26208",
        "ASSIGNER": "psirt@fortinet.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiAuthenticator 6.4.x and before allows a remote unauthenticated attacker to partially exhaust CPU and memory via sending numerous HTTP requests to the login form."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Denial of service",
                        "cweId": "CWE-307"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Fortinet",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "FortiAuthenticator",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.4.0",
                                            "version_value": "6.4.6"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.3.0",
                                            "version_value": "6.3.3"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.2.0",
                                            "version_value": "6.2.1"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.1.0",
                                            "version_value": "6.1.2"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.0.0",
                                            "version_value": "6.0.7"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://fortiguard.com/psirt/FG-IR-20-078",
                "refsource": "MISC",
                "name": "https://fortiguard.com/psirt/FG-IR-20-078"
            }
        ]
    },
    "solution": [
        {
            "lang": "en",
            "value": "Please upgrade to FortiAuthenticator\u00a0version 6.5.0\u00a0or above,\nPlease upgrade to FortiDeceptor\u00a0version 3.2.0\u00a0or above.\nPlease upgrade to FortiMail\u00a0version 6.4.1 or above,\r\nPlease upgrade to FortiMail version 6.2.5\u00a0or above,\r\nPlease upgrade to FortiMail version 6.0.10\u00a0or above."
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "LOW",
                "baseScore": 3.5,
                "baseSeverity": "LOW",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:X"
            }
        ]
    }
}