SB2017061311 - Windows TDX Elevation of Privilege Vulnerability
Published: June 13, 2017
Security Bulletin ID
SB2017061311
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2017-0296)
CWE-ID: CWE-120 - Buffer overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
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.