SB2017052213 - Privilege escalation in Apple macOS



SB2017052213 - Privilege escalation in Apple macOS

Published: May 22, 2017 Updated: September 14, 2018

Security Bulletin ID SB2017052213
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Privilege escalation (CVE-ID: CVE-2017-6978)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to lack of bounds checking in HIServices custom CFObject serialization. A local attacker can run a specially crafted application, trigger memory corruption in the Accessibility Framework and gain system privileges.

Successful exploitation of the vulnerability results in privilege escalation.

Remediation

Install update from vendor's website.