SB2022062306 - Out-of-bounds write in Intel BIOS firmware for BIG-IP
Published: June 23, 2022
Security Bulletin ID
SB2022062306
Severity
Low
Patch available
NO
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 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2021-33124)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in the BIOS authenticated code module. A local user can run a specially crafted program to trigger an out-of-bounds write error and execute arbitrary code with elevated privileges.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.