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CVE-2017-8536

38
FAUCET Score

CVE-2017-8536 describes a denial-of-service vulnerability in the Microsoft Malware Protection Engine, impacting various versions of Microsoft Windows, Windows Server, and Exchange Server. This flaw allows an attacker to cause a denial of service by providing a specially crafted file that the engine fails to scan properly. With a CVSS score of 5.5 (Medium), it requires user interaction (UI:R) and local access (AV:L) for exploitation, leading to high availability impact (A:H). While not actively exploited in the wild (KEV: No), public exploit code exists (EDB-42081), and it has garnered significant community discussion and media coverage, indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:windows_defender:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:endpoint_protection:-:*:*:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:exchange_server:2013:-:*:*:*:*:*:*
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:exchange_server:2016:-:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:forefront_endpoint_protection:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
16.83%
Probability of exploitation in next 30 days
EPSS Percentile
96.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-42081 · May 29, 2017
This CVE's current EPSS score of 0.1683 is in the 99th percentile among its peer group of 5,758 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

microsoftpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

microsoft2017-May/CVE-2017-8536Important

Microsoft Malware Protection Engine Denial of Service Vulnerability

May 9, 2017

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2017-8536
PatchVendor Advisory
exploit-db.com / exploits/42081
Third Party AdvisoryVDB Entry
securityfocus.com / bid/98708
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038571
Third Party AdvisoryVDB Entry