CVE-2017-11774

Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office handles objects in memory, aka "Microsoft Outlook Security Feature Bypass Vulnerability."

Score

CVSS 3.1 7.8 High

Status

Analyzed - secure@microsoft.com

Published

2017-10-13

Last modified

2025-10-21

Known exploited (CISA KEV)

since 2021-11-03, action due 2022-05-03: Apply updates per vendor instructions.

Weaknesses

CWE-119

Affected products

• Outlook (Microsoft)
• Microsoft Outlook (Microsoft Corporation)

References

• http://www.securityfocus.com/bid/101098
• http://www.securitytracker.com/id/1039542
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774
• https://sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11774