{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20400",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in the web-based management interface of Cisco Expressway Series could allow an unauthenticated, remote attacker to redirect a user to a malicious web page.\r\n\r This vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. A successful exploit could allow the attacker to redirect the user to a malicious web page.\r\n\r Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "URL Redirection to Untrusted Site ('Open Redirect')",
                        "cweId": "CWE-601"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cisco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Cisco TelePresence Video Communication Server (VCS) Expressway",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.5.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.1.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.7.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.7.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.7.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.8.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.8.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.9.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.9.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.10.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.10.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.10.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.10.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.10.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.5.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.6.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.6.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.6.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.6.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.7.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X12.7.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.11.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.11.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.11.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.11.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X8.11.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.10"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.0.11"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.2.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X14.3.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X15.0.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "X15.0.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-redirect-KJsFuXgj",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-redirect-KJsFuXgj"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-expressway-redirect-KJsFuXgj",
        "discovery": "INTERNAL",
        "defects": [
            "CSCwa25104"
        ]
    },
    "exploit": [
        {
            "lang": "en",
            "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N",
                "baseScore": 4.7,
                "baseSeverity": "MEDIUM",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "REQUIRED",
                "scope": "CHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "LOW",
                "availabilityImpact": "NONE"
            }
        ]
    }
}