CVE-2022-43663

Kinghistorian vulnerability

CVSS

8.1

EPSS

14.0%

EPSS pct

96th

Exploited

No known

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 vendor

Wellintech

Affected product

Kinghistorian

CVSS vector

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

Weakness type (CWE)

CWE-195
CWE-681 — Incorrect Conversion between Numeric Types

Published

2023-03-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 14.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2022-43663

Confirm whether Wellintech Kinghistorian is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2022-43663.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-43663

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