CVE-2019-1443: Malicious File Upload

Published Nov 12, 2019
·
Updated

An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server.An authenticated attacker who successfully exploited this vulnerability could potentially leverage SharePoint functionality to obtain SMB hashes.The security update addresses the vulnerability by correcting how SharePoint checks file content., aka 'Microsoft SharePoint Information Disclosure Vulnerability'.

Affected Software

4 affected components
Microsoft SharePoint Enterprise Server=2016
Microsoft SharePoint Foundation=2010-sp2
Microsoft SharePoint Foundation=2013-sp1
Microsoft SharePoint Server=2019

Event History

Nov 12, 2019
CVE Published
via MITRE·06:53 PM
Data Sourced
via MITRE·06:53 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2019-1443?

CVE-2019-1443 has been rated as important by Microsoft due to its potential for information disclosure.

2

How do I fix CVE-2019-1443?

To mitigate CVE-2019-1443, apply the security updates provided by Microsoft for affected SharePoint versions.

3

Who is affected by CVE-2019-1443?

CVE-2019-1443 affects Microsoft SharePoint Enterprise Server 2016, SharePoint Foundation 2010 SP2, SharePoint Foundation 2013 SP1, and SharePoint Server 2019.

4

What type of vulnerability is CVE-2019-1443?

CVE-2019-1443 is an information disclosure vulnerability that allows attackers to potentially obtain SMB hashes.

5

Can an unauthenticated user exploit CVE-2019-1443?

No, CVE-2019-1443 requires an authenticated user to exploit the vulnerability.

Contact

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