CVE-2018-4838
Schneider Electric EN100 Firmware Rolling Back Vulnerability
Description
A vulnerability has been identified in EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module DNP3 variant (All versions < V1.04), EN100 Ethernet module PROFINET IO variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions < V1.22). The web interface (TCP/80) of affected devices allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.
INFO
Published Date :
March 8, 2018, 5:29 p.m.
Last Modified :
Oct. 3, 2019, 12:03 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2018-4838
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-4838.
| URL | Resource |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-845879.pdf | Patch Vendor Advisory |
| https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01 | Third Party Advisory US Government Resource |
| https://www.securityfocus.com/bid/103379 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-4838 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-4838 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-284 CWE-287 CWE-306 -
CVE Modified by [email protected]
Mar. 22, 2019
Action Type Old Value New Value Changed Description A vulnerability has been identified in Siemens EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module PROFINET IO variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module DNP3 variant (All versions), EN100 Ethernet module IEC 104 variant (All versions). The web interface (TCP/80) of affected devices allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities. A vulnerability has been identified in EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module DNP3 variant (All versions < V1.04), EN100 Ethernet module PROFINET IO variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions < V1.22). The web interface (TCP/80) of affected devices allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities. Removed Reference http://www.securityfocus.com/bid/103379 [Third Party Advisory, VDB Entry] Added Reference https://www.securityfocus.com/bid/103379 [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 29, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-845879.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-845879.pdf Patch, Vendor Advisory Changed Reference Type http://www.securityfocus.com/bid/103379 No Types Assigned http://www.securityfocus.com/bid/103379 Third Party Advisory, VDB Entry Added Reference https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01 [Third Party Advisory, US Government Resource] Added CWE CWE-284 Added CPE Configuration AND OR *cpe:2.3:o:siemens:en100_ethernet_module_iec_104_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:en100_ethernet_module_iec_104:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:en100_ethernet_module_dnp3_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:en100_ethernet_module_dnp3:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:en100_ethernet_module_modbus_tcp_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:en100_ethernet_module_modbus_tcp:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:en100_ethernet_module_profinet_io_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:en100_ethernet_module_profinet_io:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:en100_ethernet_module_iec_61850_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.30 OR cpe:2.3:h:siemens:en100_ethernet_module_iec_61850:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 15, 2018
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/103379 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-4838 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-4838
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.09 }} 0.00%
score
0.39251
percentile