CVE-2019-1255 : A denial of service vulnerability exists when Microsoft Defender improperly hand

A denial of service vulnerability exists when Microsoft Defender improperly handles files, aka 'Microsoft Defender Denial of Service Vulnerability'.

Published 2019-09-23 20:15:13

Updated 2021-09-09 13:36:05

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2019-1255

Microsoft » Windows Defender » Version: N/A
cpe:2.3:a:microsoft:windows_defender:-:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 10 » Version: N/A
When used together with: Microsoft » Windows 10 » Version: 1607
When used together with: Microsoft » Windows 10 » Version: 1703
When used together with: Microsoft » Windows 10 » Version: 1709
When used together with: Microsoft » Windows 10 » Version: 1803
When used together with: Microsoft » Windows 10 » Version: 1809
When used together with: Microsoft » Windows 10 » Version: 1903
When used together with: Microsoft » Windows 7 » Version: N/A Update SP1
When used together with: Microsoft » Windows 8.1 » Version: N/A
When used together with: Microsoft » Windows Rt 8.1 » Version: N/A
When used together with: Microsoft » Windows Server 2008 » Version: N/A Update SP2
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1 For Itanium
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1 For X64
When used together with: Microsoft » Windows Server 2012 » Version: N/A
When used together with: Microsoft » Windows Server 2012 » Version: R2
When used together with: Microsoft » Windows Server 2016 » Version: N/A
When used together with: Microsoft » Windows Server 2016 » Version: 1803
When used together with: Microsoft » Windows Server 2016 » Version: 1903
When used together with: Microsoft » Windows Server 2019 » Version: N/A
Microsoft » Security Essentials » Version: N/A
cpe:2.3:a:microsoft:security_essentials:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Forefront Endpoint Protection 2010 » Version: N/A
cpe:2.3:a:microsoft:forefront_endpoint_protection_2010:-:*:*:*:*:*:*:*
Matching versions
Microsoft » System Center Endpoint Protection
cpe:2.3:a:microsoft:system_center_endpoint_protection:*:*:*:*:*:*:*:*
Matching versions
Microsoft » System Center Endpoint Protection » Version: 2012
cpe:2.3:a:microsoft:system_center_endpoint_protection:2012:-:*:*:*:*:*:*
Matching versions
Microsoft » System Center Endpoint Protection » Version: 2012 Update R2
cpe:2.3:a:microsoft:system_center_endpoint_protection:2012:r2:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-1255

EPSS FAQ

9.12%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 92 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-1255

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2019-1255

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1255

CVE-2019-1255 | Microsoft Defender Elevation of Privilege Vulnerability
Patch;Vendor Advisory

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Vulnerability Details : CVE-2019-1255

Products affected by CVE-2019-1255

Exploit prediction scoring system (EPSS) score for CVE-2019-1255

CVSS scores for CVE-2019-1255

References for CVE-2019-1255