7.8
CVSSv2

CVE-2022-30937

Published: 14/06/2022 Updated: 29/06/2023
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

A vulnerability has been identified in EN100 Ethernet module DNP3 IP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.37), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). Affected applications contains a memory corruption vulnerability while parsing specially crafted HTTP packets to /txtrace endpoint. This could allow an malicious user to crash the affected application leading to a denial of service condition.

Vulnerability Trend

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siemens en100_ethernet_module_dnp3_firmware -

siemens en100_ethernet_module_iec_104_firmware -

siemens en100_ethernet_module_iec_61850_firmware

siemens en100_ethernet_module_modbus_tcp_firmware -

siemens en100_ethernet_module_profinet_io_firmware -

ICS Advisories

Siemens EN100 Ethernet Module
Critical Infrastructure Sectors: Energy