SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-31948

Microsoft SharePoint Server Spoofing Vulnerability

HIGH 7.6EPSS 1.29%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Microsoft SharePoint Server Spoofing Vulnerability

CVSS 3.1
7.6 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
EPSS
1.29% probability · 69th percentile
CISA KEV
Not listed
Affected
microsoft/sharepoint enterprise server · microsoft/sharepoint foundation · microsoft/sharepoint server
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.