CVE-2022-43663: Wellintech Kinghistorian

Critical severity, CVSS 9.8. EPSS: 14% chance of exploitation in the next 30 days.

An integer conversion vulnerability exists in the SORBAx64.dll RecvPacket functionality of WellinTech KingHistorian 35.01.00.05. A specially crafted network packet can lead to a buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.

Affected products

• Wellintech Kinghistorian: version 35.01.00.05 only

Published 2023-03-20. Last modified 2026-06-17.