Vulnerability in Microsoft Corporation Outlook
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."
EPSS: 0.856 (99.4th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Corporation Outlook — versions Outlook 2016, Outlook 2013 SP1 and RT SP1, Microsoft Outlook 2010 SP2
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11774 (x_refsource_CONFIRM)
- 101098 (vdb-entry, x_refsource_BID)
- 1039542 (vdb-entry, x_refsource_SECTRACK)
- sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/ (x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-11774?
- CVE-2017-11774 is a vulnerability in Microsoft Corporation Outlook. Published 2017-10-13.
- Is CVE-2017-11774 known to be exploited?
- Yes. CVE-2017-11774 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.