{
    "containers": {
        "cna": {
            "title": "Microsoft Exchange Server Remote Code Execution Vulnerability",
            "datePublic": "2021-05-11T07:00:00.000Z",
            "affected": [
                {
                    "vendor": "Microsoft",
                    "product": "Microsoft Exchange Server 2016 Cumulative Update 19",
                    "cpes": [
                        "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*"
                    ],
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.01.0",
                            "lessThan": "15.01.2176.014",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Microsoft",
                    "product": "Microsoft Exchange Server 2019 Cumulative Update 8",
                    "cpes": [
                        "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:*"
                    ],
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.02.0",
                            "lessThan": "15.02.0792.015",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Microsoft",
                    "product": "Microsoft Exchange Server 2019 Cumulative Update 9",
                    "cpes": [
                        "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9:*:*:*:*:*:*"
                    ],
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.02.0",
                            "lessThan": "15.02.0858.012",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Microsoft",
                    "product": "Microsoft Exchange Server 2016 Cumulative Update 20",
                    "cpes": [
                        "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20:*:*:*:*:*:*"
                    ],
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.01.0",
                            "lessThan": "15.01.2242.010",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Microsoft",
                    "product": "Microsoft Exchange Server 2013 Cumulative Update 23",
                    "cpes": [
                        "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*"
                    ],
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.00.0",
                            "lessThan": "15.00.1497.018",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "value": "Microsoft Exchange Server Remote Code Execution Vulnerability",
                    "lang": "en-US"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Spoofing",
                            "lang": "en-US",
                            "type": "Impact"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
                "shortName": "microsoft",
                "dateUpdated": "2023-12-28T23:57:02.969Z"
            },
            "references": [
                {
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31195"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en-US",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseSeverity": "MEDIUM",
                        "baseScore": 6.5,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"
                    }
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T22:55:53.595Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "tags": [
                            "x_refsource_MISC",
                            "x_transferred"
                        ],
                        "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31195"
                    }
                ]
            },
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-290",
                                "lang": "en",
                                "description": "CWE-290 Authentication Bypass by Spoofing"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-02-28T19:25:49.893038Z",
                                "id": "CVE-2021-31195",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-02-28T19:57:35.971Z"
                }
            }
        ]
    },
    "cveMetadata": {
        "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "assignerShortName": "microsoft",
        "cveId": "CVE-2021-31195",
        "datePublished": "2021-05-11T19:11:38.000Z",
        "dateReserved": "2021-04-14T00:00:00.000Z",
        "dateUpdated": "2025-02-28T19:57:35.971Z",
        "state": "PUBLISHED"
    },
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1"
}