CVE-2023-35841

EUVD-2023-39834
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
PhoenixCNA
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Affected Products (NVD)
VendorProductVersion
phoenixtechwinflash
𝑥
< 4.5.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html
https://jvn.jp/en/vu/JVNVU93886750/index.html
https://phoenixtech.com/phoenix-security-notifications/cve-2023-35841/
https://blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html
https://jvn.jp/en/vu/JVNVU93886750/index.html
https://www.phoenix.com/security-notifications/cve-2023-35841/