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Vulnerability record · CVE-2018-8393 · published 13 September 2018

CVE-2018-8393: Microsoft windows 10 vulnerability

Microsoft · Windows 10

A buffer overflow vulnerability exists in the Microsoft JET Database Engine that could allow remote code execution on an affected system, aka "Microsoft JET Database Engine Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8392.

7.8 CVSS 3.0 High EPSS 22% · top 2.4%
7.8CVSS 3.0 base score, v2 9.3
22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A buffer overflow vulnerability exists in the Microsoft JET Database Engine that could allow remote code execution on an affected system, aka "Microsoft JET Database Engine Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8392.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/105214 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041625 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8393 PatchVendor Advisory
http://www.securityfocus.com/bid/105214 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041625 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8393 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-8393), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.