// For flags

CVE-2023-35841

WinFlash Driver Permissions Issue

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

Exposed IOCTL with Insufficient Access Control in Phoenix WinFlash Driver on Windows allows Privilege Escalation which allows for modification of system firmware.This issue affects WinFlash Driver: before 4.5.0.0.

IOCTL expuesto con control de acceso insuficiente en el controlador Phoenix WinFlash en Windows permite una escalada de privilegios que permite la modificación del firmware del sistema. Este problema afecta al controlador WinFlash: anterior a 4.5.0.0.

*Credits: Takahiro Haruyama of Broadcom
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-06-19 CVE Reserved
  • 2024-05-14 CVE Published
  • 2024-05-15 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-732: Incorrect Permission Assignment for Critical Resource
  • CWE-782: Exposed IOCTL with Insufficient Access Control
CAPEC
  • CAPEC-233: Privilege Escalation
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Phoenix
Search vendor "Phoenix"
 WinFlash Driver
Search vendor "Phoenix" for product "WinFlash Driver"
 < 4.5.0.0
Search vendor "Phoenix" for product "WinFlash Driver" and version " < 4.5.0.0"
en
Affected