SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2019-1405

Microsoft Windows Universal Plug and Play (UPnP) Service Privilege Escalation Vulnerability

KEVHIGH 7.8EPSS 29.9%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 5 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

An elevation of privilege vulnerability exists when the Windows Universal Plug and Play (UPnP) service improperly allows COM object creation, aka 'Windows UPnP Service Elevation of Privilege Vulnerability'.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
29.95% probability · 98th percentile
CISA KEV
Listed 15 March 2022 · due 5 April 2022 · used in ransomware campaigns
Weakness
CWE-269
Affected
microsoft/windows 10 1507 · microsoft/windows 10 1607 · microsoft/windows 10 1709 · microsoft/windows 10 1803 · microsoft/windows 10 1809 · microsoft/windows 10 1903 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows rt 8.1 · microsoft/windows server 1803 · microsoft/windows server 1903 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016 · microsoft/windows server 2019
Source
secure@microsoft.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-1405

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