CVE-2021-31196 - Vulnerability Details - OpenCVE

Microsoft Exchange Server Remote Code Execution Vulnerability

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is in the KEV database since Aug. 21, 2024.

Exploitation active

Automatable yes

Technical Impact total

Vendors	Products
Microsoft	Exchange Server

Configuration 1 [-]

OR	cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9::::::

No data.

References

Link	Providers
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196

History

Tue, 28 Jan 2025 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		kev `{'dateAdded': '2024-08-21'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2021-07-14T17:53:12.000Z

Updated: 2025-01-28T16:52:34.659Z

Reserved: 2021-04-14T00:00:00.000Z

Link: CVE-2021-31196

Vulnrichment

Updated: 2024-08-03T22:55:53.341Z

NVD

Status : Modified

Published: 2021-07-14T18:15:09.463

Modified: 2024-11-21T06:05:17.070

Link: CVE-2021-31196

Redhat

No data.

{"containers": {"cna": {"title": "Microsoft Exchange Server Remote Code Execution Vulnerability", "datePublic": "2021-07-13T07:00:00.000Z", "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": "15.02.0858.015", "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": "15.01.2242.012", "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": "15.00.1497.023", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Exchange Server 2016 Cumulative Update 21", "cpes": ["cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "15.01.0", "lessThan": "15.01.2308.014", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Exchange Server 2019 Cumulative Update 10", "cpes": ["cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "15.02.0", "lessThan": "15.02.0922.013", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Microsoft Exchange Server Remote Code Execution Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Remote Code Execution", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2023-12-28T22:36:18.850Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.2, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:55:53.341Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196"}]}, {"metrics": [{"other": {"type": "kev", "content": {"dateAdded": "2024-08-21", "reference": "https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json"}}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-01-28T16:51:30.730018Z", "id": "CVE-2021-31196", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-28T16:52:34.659Z"}}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-31196", "datePublished": "2021-07-14T17:53:12.000Z", "dateReserved": "2021-04-14T00:00:00.000Z", "dateUpdated": "2025-01-28T16:52:34.659Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:55:53.341Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "kev", "content": {"dateAdded": "2024-08-21", "reference": "https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json"}}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-31196", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-01-28T16:51:30.730018Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-28T16:52:19.172Z"}}], "cna": {"title": "Microsoft Exchange Server Remote Code Execution Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 7.2, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Exchange Server 2019 Cumulative Update 9", "versions": [{"status": "affected", "version": "15.02.0", "lessThan": "15.02.0858.015", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Exchange Server 2016 Cumulative Update 20", "versions": [{"status": "affected", "version": "15.01.0", "lessThan": "15.01.2242.012", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Exchange Server 2013 Cumulative Update 23", "versions": [{"status": "affected", "version": "15.00.0", "lessThan": "15.00.1497.023", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Exchange Server 2016 Cumulative Update 21", "versions": [{"status": "affected", "version": "15.01.0", "lessThan": "15.01.2308.014", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Exchange Server 2019 Cumulative Update 10", "versions": [{"status": "affected", "version": "15.02.0", "lessThan": "15.02.0922.013", "versionType": "custom"}], "platforms": ["x64-based Systems"]}], "datePublic": "2021-07-13T07:00:00.000Z", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en-US", "value": "Microsoft Exchange Server Remote Code Execution Vulnerability"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "Impact", "description": "Remote Code Execution"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2023-12-28T22:36:18.850Z"}}}, "cveMetadata": {"cveId": "CVE-2021-31196", "state": "PUBLISHED", "dateUpdated": "2025-01-28T16:52:34.659Z", "dateReserved": "2021-04-14T00:00:00.000Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2021-07-14T17:53:12.000Z", "assignerShortName": "microsoft"}, "dataVersion": "5.1"}

{"cisaActionDue": "2024-09-11", "cisaExploitAdd": "2024-08-21", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Microsoft Exchange Server Information Disclosure Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*", "matchCriteriaId": "DA166F2A-D83B-4D50-AD0B-668D813E0585", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20:*:*:*:*:*:*", "matchCriteriaId": "19C1EE0C-B8DD-4B91-BE4B-1C42D72FB718", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*", "matchCriteriaId": "3BE427A4-B0C2-4064-8234-29426325C348", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*", "matchCriteriaId": "B4185347-EEDD-4239-9AB3-410E2EC89D2A", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9:*:*:*:*:*:*", "matchCriteriaId": "71CDF29B-116B-4DE2-AFD0-B62477FF0AEB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Microsoft Exchange Server Remote Code Execution Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota de Microsoft Exchange Server. . Este ID de CVE es diferente de CVE-2021-31206, CVE-2021-34473"}], "id": "CVE-2021-31196", "lastModified": "2024-11-21T06:05:17.070", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2021-07-14T18:15:09.463", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31196"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}