CVE-2023-35841

HIGH EPSS 29.1%
Published May 14, 20242y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published May 14, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
29.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-732
CWE-782

Affected Products 1

VendorProductVersionRange
phoenixtechwinflash* <4.5.0.0

References 4

  • blogs.vmware.com https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html
    ExploitThird Party Advisory
  • jvn.jp https://jvn.jp/en/vu/JVNVU93886750/index.html
    Third Party Advisory
  • phoenixtech.com https://phoenixtech.com/phoenix-security-notifications/cve-2023-35841/
    Vendor Advisory
  • phoenix.com https://www.phoenix.com/security-notifications/cve-2023-35841/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.