{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20384",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in the Network Service Group (NSG) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass a configured access control list (ACL) and allow traffic that should be denied to flow through an affected device.\r\n\r This vulnerability is due to a logic error that occurs when NSG ACLs are populated on an affected device. An attacker could exploit this vulnerability by establishing a connection to the affected device. A successful exploit could allow the attacker to bypass configured ACL rules."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Authentication Bypass by Spoofing",
                        "cweId": "CWE-290"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cisco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Cisco Adaptive Security Appliance (ASA) Software",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.1.28"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2.11"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2.13"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.2.14"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3.14"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3.19"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.3.23"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.14"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.18"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.19"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.27"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.38"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.39"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.42"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.48"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.55"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.57"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.16.4.61"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.10"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.11"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.13"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.20"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.30"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.33"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.17.1.39"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.1.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.2.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.2.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.2.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3.39"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3.46"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3.53"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3.55"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.3.56"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4.22"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4.24"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.18.4.29"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.9"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.18"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.22"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.24"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.27"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.28"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.19.1.31"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.1.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.2.10"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.2.21"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "9.20.2.22"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Cisco Firepower Threat Defense Software",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.6.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.0.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.4.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.5.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.8"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.1.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-nsgacl-bypass-77XnEAsL",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-nsgacl-bypass-77XnEAsL"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-asaftd-nsgacl-bypass-77XnEAsL",
        "discovery": "INTERNAL",
        "defects": [
            "CSCwj19125"
        ]
    },
    "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:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N",
                "baseScore": 5.8,
                "baseSeverity": "MEDIUM",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "CHANGED",
                "confidentialityImpact": "NONE",
                "integrityImpact": "LOW",
                "availabilityImpact": "NONE"
            }
        ]
    }
}