CVE-2023-31100: High severity Phoenixtech Securecore Technology vulnerability
Improper Access Control in SMI handler vulnerability in Phoenix SecureCore™ Technology™ 4 allows SPI flash modification. This issue affects SecureCore™ Technology™ 4:
from 4.3.0.0 before 4.3.0.203
from
4.3.1.0 before 4.3.1.163
from
4.4.0.0 before 4.4.0.217
from
4.5.0.0 before 4.5.0.138
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-31100.
What is the title of the vulnerability?
The title of the vulnerability is 'Improper Access Control in SMI handler vulnerability in Phoenix SecureCore™ Technology™ 4 allows SPI flash modification.'
What is the severity of CVE-2023-31100?
The severity of CVE-2023-31100 is high with a CVSS score of 8.4.
What software versions are affected by CVE-2023-31100?
SecureCore™ Technology™ 4 versions 4.3.0.0 - 4.3.0.203, 4.3.1.0 - 4.3.1.163, 4.4.0.0 - 4.4.0.217, and 4.5.0.0 - 4.5.0.138 are affected by CVE-2023-31100.
How can I fix CVE-2023-31100?
To fix CVE-2023-31100, it is recommended to update SecureCore™ Technology™ 4 to version 4.5.0.138 or later.