CVE-2020-1069

Microsoft SharePoint Server Remote Code Execution Vulnerability

CVE-2020-1069 is fixed in 3 products on 1 platform, first by KB4484336, released May 12, 2020. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
n/a
Critical
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0401
90th percentile

<p>A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls. An authenticated attacker who successfully exploited the vulnerability could use a specially crafted page to perform actions in the security context of the SharePoint application pool process.</p> <p>To exploit the vulnerability, an authenticated user must create and invoke a specially crafted page on an affected version of Microsoft SharePoint Server.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles processing of created content.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Microsoft SharePoint Enterprise Server 2016 KB4484336 May 12, 2020
Microsoft SharePoint Foundation 2013 Service Pack 1 KB4484364 May 12, 2020
Microsoft SharePoint Server 2019 KB4484332 May 12, 2020