CVE-2018-8518: XSS

Published Oct 10, 2018

Updated

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka "Microsoft SharePoint Elevation of Privilege Vulnerability." This affects Microsoft SharePoint. This CVE ID is unique from CVE-2018-8480, CVE-2018-8488, CVE-2018-8498.

Affected Software

2 affected components

Microsoft SharePoint Enterprise Server=2013-sp1

Microsoft SharePoint Enterprise Server=2016

Remediation

Patch Available

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8518

Event History

Oct 10, 2018

CVE Published

via MITRE·01:00 PM

Data Sourced

via MITRE·01:00 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2018-8518?

CVE-2018-8518 is rated as a critical severity elevation of privilege vulnerability.

How do I fix CVE-2018-8518?

To fix CVE-2018-8518, install the latest security updates available for Microsoft SharePoint Server.

Which versions of SharePoint are affected by CVE-2018-8518?

CVE-2018-8518 affects Microsoft SharePoint Enterprise Server versions 2013 with SP1 and 2016.

What type of vulnerability is CVE-2018-8518?

CVE-2018-8518 is an elevation of privilege vulnerability that can be exploited through specially crafted web requests.

Can CVE-2018-8518 be exploited remotely?

Yes, CVE-2018-8518 can be exploited remotely without needing physical access to the affected SharePoint Server.