CVE-2019-1255: High severity microsoft defender vulnerability
Published Sep 23, 2019
·Updated
A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'.
Affected Software
25 affected components
Microsoft Windows Defender
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2019
Microsoft Forefront Endpoint Protection 2010
Microsoft Security Essentials
Microsoft System Center Endpoint Protection
Microsoft System Center Endpoint Protection=2012
Microsoft System Center Endpoint Protection=2012-r2
Remediation
Event History
Sep 23, 2019
CVE Published
via MITRE·07:14 PM
Data Sourced
via MITRE·07:14 PM
DescriptionWeakness
Frequently Asked Questions
1
What is CVE-2019-1255?
CVE-2019-1255 is a denial of service vulnerability in Microsoft Defender.
2
What software is affected by CVE-2019-1255?
Microsoft Windows Defender, Microsoft Forefront Endpoint Protection 2010, Microsoft Security Essentials, and Microsoft System Center Endpoint Protection are affected by CVE-2019-1255.
3
How severe is CVE-2019-1255?
CVE-2019-1255 has a severity rating of 7.5 (high).
4
How can I fix CVE-2019-1255?
Apply the latest security updates from Microsoft to mitigate CVE-2019-1255.
5
Where can I find more information about CVE-2019-1255?
More information about CVE-2019-1255 can be found at the following link: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1255