CVE-2018-8428: XSS

Published Sep 13, 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-2018-8431.

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-2018-8428

Event History

Sep 13, 2018

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2018-8428?

CVE-2018-8428 has a severity rating of critical due to its potential for elevation of privilege.

How do I fix CVE-2018-8428?

To fix CVE-2018-8428, apply the latest security updates provided by Microsoft for affected SharePoint versions.

Which versions of Microsoft SharePoint are affected by CVE-2018-8428?

CVE-2018-8428 affects Microsoft SharePoint Enterprise Server 2013 SP1 and 2016.

What type of vulnerability is CVE-2018-8428?

CVE-2018-8428 is categorized as an elevation of privilege vulnerability.

What happens if CVE-2018-8428 is exploited?

Exploitation of CVE-2018-8428 could allow an attacker to gain elevated permissions on the SharePoint server.