CVE-2021-42979

2021-12-0719:33:47

mitre

www.cve.org

nomachine

cloud server

integer overflow

cve-2021-42979

ioctl handler

local attackers

arbitrary code

kernel mode

denial of service

memory corruption

os crash

i/o request packet

AI Score

Confidence

High

EPSS

Percentile

9.6%

JSON

NoMachine Cloud Server is affected by Integer Overflow. IOCTL Handler 0x22001B in the NoMachine Cloud Server above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.