SB2017061311 - Windows TDX Elevation of Privilege Vulnerability



SB2017061311 - Windows TDX Elevation of Privilege Vulnerability

Published: June 13, 2017

Security Bulletin ID SB2017061311
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2017-0296)

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

The weakness exists due to boundary error when checking the length of a buffer by tdx.sys. A local attacker can run a specially crafted application to gain system privileges and run processes in an elevated context.

Successful exploitation of the vulnerability results privilege escalation.

Remediation

Install update from vendor's website.