CVE-2017-8663

Name: CVE-2017-8663
Creator: NVD / NIST
Published: 2017-08-01T20:29:00.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 20.08%

Last modified Jun 17, 2026

CVE-2017-8663 is a vulnerability of currently unknown severity. Microsoft Outlook 2007 SP3, Outlook 2010 SP2, Outlook 2013 SP1, Outlook 2013 RT SP1, and Outlook 2016 as packaged in Microsoft Office allows a remote code execution vulnerability due to the way Microsoft Outlook parses specially crafted email messages, aka "Microsoft Office Outlook Memory Corruption Vulnerability". EPSS estimates a 20.08% chance of exploitation in the next 30 days.

Description

Microsoft Outlook 2007 SP3, Outlook 2010 SP2, Outlook 2013 SP1, Outlook 2013 RT SP1, and Outlook 2016 as packaged in Microsoft Office allows a remote code execution vulnerability due to the way Microsoft Outlook parses specially crafted email messages, aka "Microsoft Office Outlook Memory Corruption Vulnerability"

Metrics

EPSS Probability

20.08%

97.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions	Update
Microsoft	Outlook	2007	Sp3
Microsoft	Outlook	2010	Sp2
Microsoft	Outlook	2013	Sp1
Microsoft	Outlook	2016	—

References

http://www.securityfocus.com/bid/100004Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039011Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8663Patch, Vendor Advisory
http://www.securityfocus.com/bid/100004Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039011Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8663Patch, Vendor Advisory

Timeline

Published: Aug 1, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-8663?

How severe is CVE-2017-8663?

Severity scoring for CVE-2017-8663 is pending analysis. The EPSS model estimates a 20.08% probability of exploitation in the next 30 days.

How do I fix CVE-2017-8663?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-8663?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST