CVE-2020-1595 CRITICAL

CVE-2020-1595: Microsoft SharePoint Remote Code Execution Vulnerability

Vendor Microsoft
Product Microsoft SharePoint Enterprise Server 2016
Published September 11, 2020
Last update November 18, 2024

CVSS base score

9.9/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

<p>A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe data input. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account.</p> <p>Exploitation of this vulnerability requires that a user access a susceptible API on an affected version of SharePoint with specially-formatted input.</p> <p>The security update addresses the vulnerability by correcting how SharePoint handles deserialization of untrusted data.</p>

Key dates

02Disclosure timeline

September 11, 2020 CVE published
November 18, 2024 Record updated