CVE-2018-16723: V-Secure Jingyun Antivirus

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

In Jingyun Antivirus v2.4.2.39, the driver file (ZySandbox.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x12364020.

Affected products

• V-Secure Jingyun Antivirus: version 2.4.2.39 only

Published 2020-11-23. Last modified 2026-06-17.