CVE-2023-31100
HIGHPhoenix SecureCore Technology <=4.5.0.137 - Improper Access Control in SMI Handler
Title source: llmDescription
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
References (2)
Core 2
Core References
Not Applicable
https://www.phoenix.com/security-notifications/
Scores
CVSS v3
8.4
EPSS
0.0019
EPSS Percentile
8.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
Status
published
Products (1)
phoenixtech/securecore_technology
4.3.0.0 - 4.3.0.203
Published
Nov 15, 2023
Tracked Since
Feb 18, 2026