CVE-2018-8635

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted authentication request to an affected SharePoint server, aka "Microsoft SharePoint Server Elevation of Privilege Vulnerability." This affects Microsoft SharePoint Server, Microsoft SharePoint.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.securityfocus.com/bid/106121	Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635	Patch Vendor Advisory
http://www.securityfocus.com/bid/106121	Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:sharepoint_enterprise_server:2013:sp1::::::
	cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:::::::*
	cpe:2.3:a:microsoft:sharepoint_server:2010:sp2::::::

History

21 Nov 2024, 04:14

Type	Values Removed	Values Added
References	~~() http://www.securityfocus.com/bid/106121 - Third Party Advisory, VDB Entry~~	() http://www.securityfocus.com/bid/106121 - Third Party Advisory, VDB Entry
References	~~() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635 - Patch, Vendor Advisory~~	() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635 - Patch, Vendor Advisory

Information

Published : 2018-12-12 00:29

Updated : 2024-11-21 04:14

NVD link : CVE-2018-8635

Mitre link : CVE-2018-8635

CVE.ORG link : CVE-2018-8635

JSON object : View

Products Affected

microsoft

sharepoint_server
sharepoint_enterprise_server

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2018-8635", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2018-12-12T00:29:01.623", "references": [{"url": "http://www.securityfocus.com/bid/106121", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secure@microsoft.com"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "http://www.securityfocus.com/bid/106121", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8635", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted authentication request to an affected SharePoint server, aka \"Microsoft SharePoint Server Elevation of Privilege Vulnerability.\" This affects Microsoft SharePoint Server, Microsoft SharePoint."}, {"lang": "es", "value": "Existe una vulnerabilidad de elevaci\u00f3n de privilegios de elevaci\u00f3n de privilegios cuando Microsoft SharePoint Server no sanea correctamente una petici\u00f3n de autenticaci\u00f3n especialmente manipulada enviada a un servidor SharePoint afectado. Esto tambi\u00e9n se conoce como \"Microsoft SharePoint Elevation of Privilege Vulnerability.\" Esto afecta a Microsoft SharePoint Server y Microsoft SharePoint."}], "lastModified": "2024-11-21T04:14:09.220", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:sharepoint_enterprise_server:2013:sp1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A5D3A185-BE57-403E-914E-FDECEC3A477C"}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C082CC4-6128-475D-BC19-B239E348FDB2"}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9A57C675-05A9-4BC2-AE95-7CA5CA6B1F73"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}