SB2019091028 - Privilege escalation in Windows Update Delivery Optimization



SB2019091028 - Privilege escalation in Windows Update Delivery Optimization

Published: September 10, 2019

Security Bulletin ID SB2019091028
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) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-1289)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an error when the Windows Update Delivery Optimization does not properly enforce file share permissions. A local user can use a specially crafted application to trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.