SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-11780

The Server Message Block 1.0 (SMBv1) on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a remote code…

HIGH 7.0EPSS 9.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (9.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The Server Message Block 1.0 (SMBv1) on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a remote code execution vulnerability when it fails to properly handle certain requests, aka "Windows SMB Remote Code Execution Vulnerability".

CVSS 3.0
7.0 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L
EPSS
9.96% probability · 95th percentile
CISA KEV
Not listed
Affected
microsoft/windows 10 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows rt 8.1 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016
Source
secure@microsoft.com

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