CVE-2017-8542

CVE	CVE-2017-8542
State	PUBLISHED
Assigner	microsoft
Source Priority	CVE Program / NVD first with legacy fallback
Published	2017-05-26 20:29:00 UTC
Updated	2025-04-20 01:37:25 UTC
Description	The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender 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, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8536, CVE-2017-8537, and CVE-2017-8539.

Primary CVSS: v3.0 5.5 MEDIUM from [email protected]

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Problem Types: CWE-119 | CWE-369 | CWE-476 | CWE-674 | Denial of Server

Version	Source	Type	Score	Severity	Vector
3.0	[email protected]	Primary	5.5	MEDIUM	`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`
2.0	[email protected]	Primary	4.3		`AV:N/AC:M/Au:N/C:N/I:N/A:P`

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Access Vector

Network

Access Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

AV:N/AC:M/Au:N/C:N/I:N/A:P

Type	Vendor	Product	Version	Update	Edition	Language
Application	Microsoft	Exchange Server	2013	All	All	All
Application	Microsoft	Exchange Server	2016	All	All	All
Application	Microsoft	Forefront Security	-	All	All	All
Application	Microsoft	Malware Protection Engine	All	All	All	All
Operating System	Microsoft	Windows 10	All	All	All	All
Operating System	Microsoft	Windows 10	1511	All	All	All
Operating System	Microsoft	Windows 10	1607	All	All	All
Operating System	Microsoft	Windows 10	1703	All	All	All
Operating System	Microsoft	Windows 7	-	sp1	All	All
Operating System	Microsoft	Windows 8.1	All	All	All	All
Application	Microsoft	Windows Defender	-	All	All	All
Operating System	Microsoft	Windows Rt 8.1	-	All	All	All
Operating System	Microsoft	Windows Server 2008	-	sp2	All	All
Operating System	Microsoft	Windows Server 2008	r2	sp1	All	All
Operating System	Microsoft	Windows Server 2012	-	All	All	All
Operating System	Microsoft	Windows Server 2012	r2	All	All	All
Operating System	Microsoft	Windows Server 2016	-	All	All	All

Source	Vendor	Product	Version	Platforms
CNA	Microsoft Corporation	Malware Protection	affected Microsoft Forefront and Microsoft Defender 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, Microsoft Exchange Server 2013 and 2016.	Not specified

Reference	Source	Link	Tags
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8542	af854a3a-2127-422b-91ae-364da2661108	portal.msrc.microsoft.com	Vendor Advisory
Microsoft Malware Protection Engine CVE-2017-8542 Remote Denial of Service Vulnerability	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com	Third Party Advisory, VDB Entry
Microsoft Malware Protection Engine File Processing Flaws Let Remote Users Deny Service and Execute Arbitrary Code - SecurityTracker	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

There are currently no legacy QID mappings associated with this CVE.