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CVE-2017-8540Microsoft Malware Protection Engine Improper Restriction of Operations Vulnerability
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 memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability", a different vulnerability than CVE-2017-8538 and CVE-2017-8541.
7.8 HIGHEPSS 71.87%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.8 | HIGH | 3.1NVD | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 9.3 | HIGH | 2.0NVD | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due Mar 24, 2022
Apply updates per vendor instructions.
Details
- CVE ID
- CVE-2017-8540
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- May 26, 2017
- Last modified
- 2026-06-17 01:26 UTC
Affected Products
As published by the CNA in the CVE record.
Microsoft CorporationMalware Protection Engine1 version range
- 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
- securityfocus.com http://www.securityfocus.com/bid/98703
- securitytracker.com http://www.securitytracker.com/id/1038571
- portal.msrc.microsoft.com https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8540
- exploit-db.com https://www.exploit-db.com/exploits/42088/
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8540