CVE-2018-0986
A remote code execution vulnerability exists when the Microsoft Malware Protection Engine does not properly scan a specially crafted file,…
- 8.8HighCVSS base score
- 63.3%Exploitation in 30 daysEPSS · top 0.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Microsoft Windows Defender - 'mpengine.dll' Memory Corruption (Exploit-DB entry) (opens in a new tab)
EDB-ID 44402dos, windowspublished 5 Apr 2018Verified
References tagged exploit1 reference
- 44402 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By microsoft
- 4 months later
· 4 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 63.3% · top 0.8% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Affected products
- affected Windows 10 for 32-bit Systems
- affected Windows 10 for x64-based Systems
- affected Windows 10 Version 1511 for 32-bit Systems
- affected Windows 10 Version 1511 for x64-based Systems
- affected Windows 10 Version 1607 for 32-bit Systems
- affected Windows 10 Version 1607 for x64-based Systems
- affected Windows 10 Version 1703 for 32-bit Systems
- affected Windows 10 Version 1703 for x64-based Systems
- affected Windows 10 Version 1709 for 32-bit Systems
- affected Windows 10 Version 1709 for x64-based Systems
- affected Windows 7 for 32-bit Systems Service Pack 1
- affected Windows 7 for x64-based Systems Service Pack 1
- affected Windows 8.1 for 32-bit systems
- affected Windows 8.1 for x64-based systems
- affected Windows RT 8.1
- affected Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
- affected Windows Server 2008 R2 for x64-based Systems Service Pack 1
- affected Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
- affected Windows Server 2012
- affected Windows Server 2012 (Server Core installation)
- affected Windows Server 2012 R2
- affected Windows Server 2012 R2 (Server Core installation)
- affected Windows Server 2016
- affected Windows Server 2016 (Server Core installation)
- affected Windows Server, version 1709 (Server Core Installation)
Microsoft · Windows Intune Endpoint Protection
- affected Windows Intune Endpoint Protection
Microsoft · Microsoft Security Essentials
- affected Microsoft Security Essentials
Microsoft · Microsoft System Center Endpoint Protection
- affected Microsoft System Center Endpoint Protection
Microsoft · Microsoft Exchange Server
- affected 2013
- affected 2016
Microsoft · Microsoft System Center
- affected 2012 Endpoint Protection
- affected 2012 R2 Endpoint Protection
Microsoft · Microsoft Forefront Endpoint Protection
- affected 2010
References
4
- 1040631 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 103593 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0986 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 44402 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-1763 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-0986)Record last updated .