CVE-2020-17120: Microsoft SharePoint Information Disclosure Vulnerability

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

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

Category

Information Disclosure

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2020-Dec

Released

2020-12-08

EPSS Score

12.69% (percentile: 94.0%)

FAQ

What type of information could be disclosed by this vulnerability? The type of information that could be disclosed if an attacker successfully exploited this vulnerability relates to SQL table columns that would normally be restricted.

Affected Products (4)

Microsoft Office

• Microsoft SharePoint Enterprise Server 2016
• Microsoft SharePoint Foundation 2013 Service Pack 1
• Microsoft SharePoint Foundation 2010 Service Pack 2
• Microsoft SharePoint Server 2019

Security Updates (7)

• 4486753
• 4486721
• 4493138
• 4486696
• 4493149
• 4486751
• 4486752

Acknowledgments

Yuhao Weng (<a href="https://twitter.com/cjm00nw">@cjm00nw</a>) of <a href="https://www.sangfor.com/">Sangfor</a> & Steven Seeley (<a href="https://twitter.com/steventseeley">@ϻг_ϻε</a>) & Zhiniang Peng(<a href="https://twitter.com/edwardzpeng">@edwardzpeng</a>)

Revision History

• 2020-12-08: Information published.