In IKARUS anti.virus 2.16.7, the ntguard.sys driver contains an Arbitrary Write vulnerability because of not validating input values from IOCtl 0x8300000c.
packetstormsecurity.com/files/144955/IKARUS-AntiVirus-2.16.7-Privilege-Escalation.html
theevilbit.blogspot.co.uk/2017/11/turning-cve-2017-14961-ikarus-antivirus.html
www.exploit-db.com/exploits/43139/
www.ikarussecurity.com/about-ikarus/security-blog/vulnerability-in-windows-antivirus-products-ik-sa-2017-0002/