Vulnerability Database

309,364

Total vulnerabilities in the database

CVE-2023-31100

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

  • Published: Nov 15, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-31100
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.4
  • AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H