CVE-2018-8635

CWE-20 — Improper Input Validation4 documents4 sources
Severity
8.8HIGH
EPSS
19.7%
top 4.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft Microsoft SharepointMicrosoft Microsoft Sharepoint ServerMicrosoft Sharepoint Enterprise Server+1 more
Timeline
PublishedDec 12
Latest updateMay 13

Description

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 vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶CVEListV5microsoft/microsoft_sharepoint_server2010 Service Pack 2
▶CVEListV5microsoft/microsoft_sharepointEnterprise Server 2013 Service Pack 1, Enterprise Server 2016+1

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-grqw-w3g8-7m4m: An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted authentication request↗2022-05-13
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CVEList
CVE-2018-8635: An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted authentication request↗2018-12-12
▶

📋Vendor Advisories

1
Microsoft
Microsoft SharePoint Server Elevation of Privilege Vulnerability↗2018-12-11
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CVE-2018-8635 (HIGH CVSS 8.8) | An elevation of privilege vulnerabi | cvebase.io