CVE-2022-4856

HOCH 7.8CVE-2022-4856 · Published 30/12/2022 · updated 17/06/2026

Kurz gesagt

CVE-2022-4856 ist eine Schwachstelle (HOCH (CVSS 7.8)) in modbus slave (modbustools).
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.63%, höher als bei 50.3% aller Schwachstellen.
Noch keine gepatchte Version bekannt: Herstellerhinweise unter Referenzen verfolgen.

Package	Affected versions	Patched versions
modbus slave modbustools	`≤ 7.5.1`	No fix yet

Description

A vulnerability has been found in Modbus Tools Modbus Slave up to 7.5.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the file mbslave.exe of the component mbs File Handler. The manipulation leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-217021 was assigned to this vulnerability.

References

Durian1546/vul · Exploit
Durian1546/vul · Third Party Advisory
vuldb.com · Third Party Advisory
vuldb.com · Third Party Advisory

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