Information disclosure in Microsoft SharePoint Server and Microsoft SharePoint Foundation - CVE-2020-17017
Published: November 10, 2020 / Updated: November 11, 2020
Vulnerability identifier: #VU48301
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2020-17017
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Microsoft
Affected software:
Microsoft SharePoint Server
Microsoft SharePoint Foundation
Microsoft SharePoint Server
Microsoft SharePoint Foundation
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Microsoft SharePoint. A remote authenticated can gain unauthorized access to sensitive information on the system.
How to mitigate CVE-2020-17017
Install updates from vendor's website.