Apple · Security Update 2017-002 Sierra · CVE-2017-13892
**Name of the Vulnerable Software and Affected Versions**
macOS High Sierra versions prior to 10.13.2
Security Update 2017-002 Sierra versions prior to the update
Security Update 2017-005 El Capitan versions prior to the update
**Description**
An issue existed in the handling of Contact sharing, which was addressed with improved handling of user information. Sharing contact information may lead to unexpected data sharing.
**Recommendations**
For macOS High Sierra, update to version 10.13.2 or later.
For Security Update 2017-002 Sierra, apply the security update.
For Security Update 2017-005 El Capitan, apply the security update.