Vulnerability record · CVE-2017-0020 · published 17 March 2017

CVE-2017-0020: Microsoft excel memory buffer overflow vulnerability

Microsoft · Excel

Microsoft Excel 2016, Excel 2010 SP2, Excel 2013 RT SP1, and Office Web Apps Server 2013 SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted document, aka "Microsoft Office Memory Corruption Vulnerability." This vulnerability is different from those described in CVE-2017-0006, CVE-2017-0019, CVE-2017-0030, CVE-2017-0031, CVE-2017-0052, and CVE-2017-0053.

7.8 CVSS 3.0 High EPSS 16% · top 3.1% CWE-119 · Memory buffer overflow

7.8CVSS 3.0 base score, v2 9.3

16%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

6References

17 Jun 2026Last modified by NVD

Description

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

Affected products

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

Excel Microsoft

Office Web Apps Microsoft

References

Link	Tags
http://www.securityfocus.com/bid/96050	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038010
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0020	PatchVendor Advisory
http://www.securityfocus.com/bid/96050	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038010
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0020	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-2017-0020), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.