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CVE-2018-0986

HIGH severity · CVSS 8.8 · Out-of-bounds write
8.8CVSS HIGH

Summary

A remote code execution vulnerability exists when the Microsoft Malware Protection Engine does not properly scan a specially crafted file, leading to memory corruption, aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability." This affects Windows Defender, Windows Intune Endpoint Protection, Microsoft Security Essentials, Microsoft System Center Endpoint Protection, Microsoft Exchange Server, Microsoft System Center, Microsoft Forefront Endpoint Protection.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)61%

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

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0986 ↗