Denial of Service Vulnerability in Microsoft Malware Protection Engine on Windows and Exchange Server
CVE-2017-8539

5.5MEDIUM

Key Information:

Vendor
Microsoft
Status
Malware Protection Engine
Vendor
CVE Published:
26 May 2017

Summary

The Microsoft Malware Protection Engine, used in various versions of Windows and Exchange Server, is susceptible to a vulnerability that allows specially crafted files to be processed incorrectly, resulting in a denial of service. This issue compromises the reliability of the antivirus services, making affected systems at risk of being unprotected against malware due to the service interruption.

Affected Version(s)

Malware Protection Engine 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.

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_CONFIRM
http://www.securityfocus.com/bid/98704
vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1038571
vdb-entryx_refsource_SECTRACK

EPSS Score

46% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.