Vulnerability Details CVE-2021-42973
NoMachine Server is affected by Integer Overflow. IOCTL Handler 0x22001B in the NoMachine 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 20.2%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 7.2
References