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Vulnerability record · CVE-2022-43663 · published 20 March 2023

CVE-2022-43663: Wellintech kinghistorian vulnerability

Wellintech · Kinghistorian

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.

9.8 CVSS 3.1 Critical EPSS 14% · top 3.6% CWE-195 · CWE-195CWE-681 · CWE-681
9.8CVSS 3.1 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1674 ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1674 ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1674

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2012-2559Wellintech kinghistorian vulnerabilityWellinTech KingHistorian 3.0 allows remote attackers to execute arbitrary code or cause a denial of service (invalid pointer write) via a crafted pac…EPSS 4.6%7.5CVE-2022-45124Wellintech kinghistorian information exposure vulnerabilityAn information disclosure vulnerability exists in the User authentication functionality of WellinTech KingHistorian 35.01.00.05. A specially crafted …EPSS 13%

Source: NIST National Vulnerability Database (record CVE-2022-43663), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.