{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20271",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in the IP packet processing of Cisco Access Point (AP) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r This vulnerability is due to insufficient input validation of certain IPv4 packets. An attacker could exploit this vulnerability by sending a crafted IPv4 packet either to or through an affected device. A successful exploit could allow the attacker to cause an affected device to reload unexpectedly, resulting in a DoS condition. To successfully exploit this vulnerability, the attacker does not need to be associated with the affected AP. This vulnerability cannot be exploited by sending IPv6 packets."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Improper Input Validation",
                        "cweId": "CWE-20"
                    }
                ]
            }
        ]
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                                            "version_affected": "=",
                                            "version_value": "16.11.1b"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.1s"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.2s"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.1t"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.4a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "16.12.6a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.2a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.4c"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.5a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.5b"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.3.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.2.1a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.2.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.4.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.4.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.6.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.6.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.6.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.6.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.10.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.9.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.9.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.9.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.9.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.9.4a"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.7.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.11.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "17.12.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-ap-dos-h9TGGX6W",
        "discovery": "INTERNAL",
        "defects": [
            "CSCwh00028"
        ]
    },
    "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:N/S:C/C:N/I:N/A:H",
                "baseScore": 8.6,
                "baseSeverity": "HIGH",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "CHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "availabilityImpact": "HIGH"
            }
        ]
    }
}