{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20276",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in Cisco IOS Software for Cisco Catalyst 6000 Series Switches could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly.\r\n\r This vulnerability is due to improper handling of process-switched traffic. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Uncaught Exception",
                        "cweId": "CWE-248"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cisco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "IOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY10"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "15.5(1)SY11"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-dos-Hq4d3tZG",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-dos-Hq4d3tZG"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-ios-dos-Hq4d3tZG",
        "discovery": "EXTERNAL",
        "defects": [
            "CSCwf55936"
        ]
    },
    "exploit": [
        {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (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:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
                "baseScore": 7.4,
                "baseSeverity": "HIGH",
                "attackVector": "ADJACENT_NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "CHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "availabilityImpact": "HIGH"
            }
        ]
    }
}