VulnerabilityDeferred
CVE-2025-68947
NSecsoft 'NSecKrnl' is a Windows driver that allows a local, authenticated attacker to terminate processes owned by other users, including SYSTEM and Protected Processes by issuing crafted IOCTL requests to the driver.
MEDIUM 5.7EPSS 0.13%
Does this matter?
Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own.
Description
NSecsoft 'NSecKrnl' is a Windows driver that allows a local, authenticated attacker to terminate processes owned by other users, including SYSTEM and Protected Processes by issuing crafted IOCTL requests to the driver.
- CVSS 4.0
- 5.7 MEDIUMCVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.13% probability · 3th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Source
- 9119a7d8-5eab-497f-8521-727c672e3725
References
- https://github.com/ANYLNK/NSecSoftBYOVD
- https://hexastrike.com/resources/blog/threat-intelligence/valleyrat-exploiting-byovd-to-kill-endpoint-security/
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-013-01.json
- https://www.cve.org/CVERecord?id=CVE-2025-68947
- https://www.virustotal.com/gui/file/206f27ae820783b7755bca89f83a0fe096dbb510018dd65b63fc80bd20c03261
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.