CVE-2022-21855

Microsoft Exchange Server Remote Code Execution Vulnerability

CVSS v3 9.0 CRITICAL
CVSS v2.0 7.7 HIGH

9.0^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.7^/10

CVSS v2.0 : HIGH

Vector : AV:A/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 5.1 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21855
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21855

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10::::::
	cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11::::::

History

21 Nov 2024, 06:45

Type	Values Removed	Values Added
References		() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21855 -

14 Nov 2024, 21:15

Type	Values Removed	Values Added
References	~~{'url': 'https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21855', 'tags': ['Patch', 'Vendor Advisory'], 'source': 'secure@microsoft.com'}~~	() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21855 -

21 Dec 2023, 01:15

Type	Values Removed	Values Added
Summary	~~Microsoft Exchange Server Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2022-21846, CVE-2022-21969.~~	Microsoft Exchange Server Remote Code Execution Vulnerability

Information

Published : 2022-01-11 21:15

Updated : 2024-11-21 06:45

NVD link : CVE-2022-21855

Mitre link : CVE-2022-21855

CVE.ORG link : CVE-2022-21855

JSON object : View

Products Affected

microsoft

exchange_server

CWE

NVD-CWE-noinfo

{"id": "CVE-2022-21855", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.7, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 5.1, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.0, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}]}, "published": "2022-01-11T21:15:10.087", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21855", "source": "secure@microsoft.com"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21855", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Microsoft Exchange Server Remote Code Execution Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota en Microsoft Exchange Server. Este ID de CVE es diferente de CVE-2022-21846, CVE-2022-21969"}], "lastModified": "2024-11-21T06:45:34.280", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DA166F2A-D83B-4D50-AD0B-668D813E0585"}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3BE427A4-B0C2-4064-8234-29426325C348"}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "449CE85B-E599-44D3-A7C1-5133F6A55E86"}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B4185347-EEDD-4239-9AB3-410E2EC89D2A"}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "435343A4-BF10-461A-ABF2-D511A5FBDA75"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}