{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20376",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition.  \r\n\r This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the affected device to reload."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Out-of-bounds Write",
                        "cweId": "CWE-787"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cisco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Cisco IP Phones with Multiplatform Firmware",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.1 MSR2-6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.1 MSR3-3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.1 MSR4-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.3 MSR2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.3 MSR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11-3-1MPPSR4UPG"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11-3-1MSR2UPG"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.6SR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.7SR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.7SR2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.0.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.0.1 MSR1-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.1 MSR1-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.1 MSR2-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.2 MSR1-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.1.2 MSR3-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.2.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.2.3 MSR1-1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.2.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "11.3.1 MSR1-3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.6 MSR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.7.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.8.1 SR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "5.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "12.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "12.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "12.0.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "12.0.3SR1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "12.0.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "5.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "5.1.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "5.1(2)SR1"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Cisco PhoneOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "1.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "2.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "2.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "2.3.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-multi-vulns-cXAhCvS",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-multi-vulns-cXAhCvS"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-ipphone-multi-vulns-cXAhCvS",
        "discovery": "EXTERNAL",
        "defects": [
            "CSCwi64103",
            "CSCwi64077"
        ]
    },
    "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:U/C:N/I:N/A:H",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "UNCHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "availabilityImpact": "HIGH"
            }
        ]
    }
}