Description
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 attacker to crash the affected application leading to a denial of service condition.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-693555.pdf
Scores
CVSS v3
7.5
EPSS
0.0053
EPSS Percentile
67.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-119
CWE-787
Status
published
Products (5)
siemens/en100_ethernet_module_dnp3_firmware
siemens/en100_ethernet_module_iec_104_firmware
siemens/en100_ethernet_module_iec_61850_firmware
< 4.37
siemens/en100_ethernet_module_modbus_tcp_firmware
siemens/en100_ethernet_module_profinet_io_firmware
Published
Jun 14, 2022
Tracked Since
Feb 18, 2026