Vulnerability Description
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on 32-bit versions of 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 does not properly scan a specially crafted file leading to memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability".
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Defender | - |
| Microsoft | Windows 10 | - |
| Microsoft | Windows 7 | - |
| Microsoft | Windows 8.1 | - |
| Microsoft | Windows Server 2008 | - |
| Microsoft | Endpoint Protection | - |
| Microsoft | Forefront Endpoint Protection | - |
| Microsoft | Security Essentials | - |
| Microsoft | Windows Intune Endpoint Protection | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/99262Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038783Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038784Third Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8558Vendor Advisory
- https://www.exploit-db.com/exploits/42264/Third Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/99262Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038783Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038784Third Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8558Vendor Advisory
- https://www.exploit-db.com/exploits/42264/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2017-8558?
CVE-2017-8558 is a vulnerability with a CVSS score of 7.8 (HIGH). The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on 32-bit versions of Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Se...
How severe is CVE-2017-8558?
CVE-2017-8558 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-8558?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows Defender, Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Server 2008.