SB2021071385 - Privilege escalation in Intel BSSA DFT feature
Published: July 13, 2021
Security Bulletin ID
SB2021071385
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Insecure default variable initialization (CVE-ID: CVE-2021-0144)
CWE-ID: CWE-453 - Insecure Default Variable Initialization
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insecure default variable initialization for the Intel BSSA DFT feature. A local user can run a specially crafted program to execute arbitrary code on the system with elevated privileges.
Remediation
Install update from vendor's website.