CVEvulnerability

CVE-2019-13942

7.5 HIGH Published 2019-12-12 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-12-12
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-119

Description

A vulnerability has been identified in EN100 Ethernet module DNP3 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.37), EN100 Ethernet module IEC104 variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). An unauthorized user could exploit a buffer overflow vulnerability in the webserver. Specially crafted packets sent could cause a Denial-of-Service condition and if certain conditions are met, the affected devices must be restarted manually to fully recover. At the time of advisory publication no public exploitation of this security vulnerability was known.

Affected configurations

• siemens en100 ethernet module with firmware variant dnp3 tcp • siemens en100 ethernet module with firmware variant iec 61850 (< 4.37) • siemens en100 ethernet module with firmware variant iec104 • siemens en100 ethernet module with firmware variant modbus tcp • siemens en100 ethernet module with firmware variant profinet io

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References