{
    "CVE_data_meta": {
        "ASSIGNER": "psirt@paloaltonetworks.com",
        "DATE_PUBLIC": "2021-11-10T17:00:00.000Z",
        "ID": "CVE-2021-3063",
        "STATE": "PUBLIC",
        "TITLE": "PAN-OS: Denial-of-Service (DoS) Vulnerability in GlobalProtect Portal and Gateway Interfaces"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "PAN-OS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "8.1",
                                            "version_value": "8.1.21"
                                        },
                                        {
                                            "version_affected": "!>=",
                                            "version_name": "8.1",
                                            "version_value": "8.1.21"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "9.0",
                                            "version_value": "9.0.14-h4"
                                        },
                                        {
                                            "version_affected": "!>=",
                                            "version_name": "9.0",
                                            "version_value": "9.0.14-h4"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0",
                                            "version_value": "10.0.8-h4"
                                        },
                                        {
                                            "version_affected": "!>=",
                                            "version_name": "10.0",
                                            "version_value": "10.0.8-h4"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.1",
                                            "version_value": "10.1.3"
                                        },
                                        {
                                            "version_affected": "!>=",
                                            "version_name": "10.1",
                                            "version_value": "10.1.3"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "9.1",
                                            "version_value": "9.1.11-h3"
                                        },
                                        {
                                            "version_affected": "!>=",
                                            "version_name": "9.1",
                                            "version_value": "9.1.11-h3"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Prisma Access",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "!",
                                            "version_name": "2.2",
                                            "version_value": "all"
                                        },
                                        {
                                            "version_affected": "!",
                                            "version_name": "2.1",
                                            "version_value": "all"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Palo Alto Networks"
                }
            ]
        }
    },
    "configuration": [
        {
            "lang": "eng",
            "value": "This issue is applicable only to PAN-OS firewall configurations with a GlobalProtect portal or gateway enabled. You can verify whether you have a GlobalProtect portal or gateway configured by checking for entries in 'Network > GlobalProtect > Portals' and in 'Network > GlobalProtect > Gateways' from the web interface."
        }
    ],
    "credit": [
        {
            "lang": "eng",
            "value": " This issue was found by Nicholas Newsom of Palo Alto Networks during internal security review."
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An improper handling of exceptional conditions vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to send specifically crafted traffic to a GlobalProtect interface that causes the service to stop responding. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.21; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h4; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h3; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8-h4; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers are not impacted by this issue."
            }
        ]
    },
    "exploit": [
        {
            "lang": "eng",
            "value": "Palo Alto Networks is not aware of any malicious attempts to exploit this vulnerability."
        }
    ],
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-755 Improper Handling of Exceptional Conditions"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://security.paloaltonetworks.com/CVE-2021-3063",
                "name": "https://security.paloaltonetworks.com/CVE-2021-3063"
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "This issue is fixed in PAN-OS 8.1.21, PAN-OS 9.0.14-h4, PAN-OS 9.1.11-h3, PAN-OS 10.0.8-h4, PAN-OS 10.1.3, and all later PAN-OS versions."
        }
    ],
    "source": {
        "defect": [
            "PAN-180032"
        ],
        "discovery": "EXTERNAL"
    },
    "timeline": [
        {
            "lang": "eng",
            "time": "2021-11-10T17:00:00.000Z",
            "value": "Initial publication"
        }
    ],
    "work_around": [
        {
            "lang": "eng",
            "value": "Enable signatures for Unique Threat IDs 91820 and 91855 on traffic destined for GlobalProtect interfaces to block attacks against CVE-2021-3063."
        }
    ],
    "x_advisoryEoL": false,
    "x_affectedList": [
        "Prisma Access 2.2",
        "Prisma Access 2.1",
        "PAN-OS 10.1.2",
        "PAN-OS 10.1.1",
        "PAN-OS 10.1.0",
        "PAN-OS 10.1",
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        "PAN-OS 9.1.10",
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    "x_likelyAffectedList": [
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}