Description
Exposed IOCTL with insufficient access control issue exists in cg6kwin2k.sys prior to 2.1.7.0. By sending a specific IOCTL request, a user without the administrator privilege may perform I/O to arbitrary hardware port or physical address, resulting in erasing or altering the firmware.
References (2)
Core 2
Core References
Third Party Advisory
https://jvn.jp/en/vu/JVNVU90671953/
Scores
CVSS v3
6.1
EPSS
0.0018
EPSS Percentile
7.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-522
Status
published
Products (1)
Sangoma Technologies/cg6kwin2k.sys
prior to 2.1.7.0
Published
Mar 25, 2024
Tracked Since
Feb 18, 2026