SB2016110902 - Two privilege escalation vulnerabilities in Microsoft Windows



SB2016110902 - Two privilege escalation vulnerabilities in Microsoft Windows

Published: November 9, 2016

Security Bulletin ID SB2016110902
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Privilege escalation (CVE-ID: CVE-2016-7222)

A local attacker can obtain elevated privileges.

The vulnerability exists due to an error when handling UNC paths in Windows Task Scheduler. A local authenticated user can create a task with specially crafted UNC path and execute it with elevated privileges.

Successful exploitation of this vulnerability will allow an attacker to gain elevated privileges on vulnerable system.


2) Privilege escalation (CVE-ID: CVE-2016-7221)

A local attacker can obtain elevated privileges.

The vulnerability exists due to an error when loading DDL file in Windows Input Method Editor (IME). A local authenticated user can cause IME to load a specially crafted DLL file and execute arbitrary code on the system with elevated privileges.

Successful exploitation of this vulnerability will allow an attacker to gain elevated privileges on vulnerable system.


Remediation

Install update from vendor's website.