National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-13942 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-418979.pdf Vendor Advisory
https://www.us-cert.gov/ics/advisories/icsa-19-344-07

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer NIST   Siemens AG  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_dnp3_tcp:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_iec104:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_iec_61850:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
4.37
 cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_modbus_tcp:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_profinet_io:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:siemens:en100_ethernet_module:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-13942
NVD Published Date:
12/12/2019
NVD Last Modified:
12/19/2019