CVE-2018-4839
"Siemens SIPROTEC and DIGSI Password Reconstruction Vulnerability"
Description
A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions), Other SIPROTEC 4 relays (All versions), Other SIPROTEC Compact relays (All versions), SIPROTEC 4 7SD80 (All versions < V4.70), SIPROTEC 4 7SJ61 (All versions < V4.96), SIPROTEC 4 7SJ62 (All versions < V4.96), SIPROTEC 4 7SJ64 (All versions < V4.96), SIPROTEC 4 7SJ66 (All versions < V4.30), SIPROTEC Compact 7SJ80 (All versions < V4.77), SIPROTEC Compact 7SK80 (All versions < V4.77). An attacker with local access to the engineering system or in a privileged network position and able to obtain certain network traffic could possibly reconstruct access authorization passwords.
INFO
Published Date :
March 8, 2018, 5:29 p.m.
Last Modified :
July 13, 2021, 12:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
1.6
Affected Products
The following products are affected by CVE-2018-4839
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-2018-4839.
| URL | Resource |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf | Patch Vendor Advisory |
| https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01 | Third Party Advisory US Government Resource |
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-2018-4839 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-4839 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 -
CVE Modified by [email protected]
Jul. 13, 2021
Action Type Old Value New Value Changed Description A vulnerability has been identified in Siemens DIGSI 4 (All versions < V4.92), 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), SIPROTEC Compact 7SJ80 (All versions < V4.77), SIPROTEC Compact 7SK80 (All versions < V4.77), SIPROTEC Compact 7SJ66 (All versions < V4.30), Other SIPROTEC Compact relays (All versions), Other SIPROTEC 4 relays (All versions). An attacker with local access to the engineering system or in a privileged network position and able to obtain certain network traffic could possibly reconstruct access authorization passwords. A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions), Other SIPROTEC 4 relays (All versions), Other SIPROTEC Compact relays (All versions), SIPROTEC 4 7SD80 (All versions < V4.70), SIPROTEC 4 7SJ61 (All versions < V4.96), SIPROTEC 4 7SJ62 (All versions < V4.96), SIPROTEC 4 7SJ64 (All versions < V4.96), SIPROTEC 4 7SJ66 (All versions < V4.30), SIPROTEC Compact 7SJ80 (All versions < V4.77), SIPROTEC Compact 7SK80 (All versions < V4.77). An attacker with local access to the engineering system or in a privileged network position and able to obtain certain network traffic could possibly reconstruct access authorization passwords. -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CWE Siemens AG CWE-326 -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-285 NVD-CWE-noinfo -
Initial Analysis by [email protected]
Mar. 29, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:S/C:P/I:N/A:N) Added CVSS V3 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf Patch, Vendor Advisory Added Reference https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01 [Third Party Advisory, US Government Resource] Added CWE CWE-285 Added CPE Configuration AND OR *cpe:2.3:o:siemens:siprotec_compact_7sj80_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.77 OR cpe:2.3:h:siemens:siprotec_compact_7sj80:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:siprotec_compact_7sk80_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.77 OR cpe:2.3:h:siemens:siprotec_compact_7sk80:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:siemens:siprotec_4_7sj66_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.30 OR cpe:2.3:h:siemens:siprotec_4_7sj66:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:siemens:digsi_4:*:*:*:*:*:*:*:* versions up to (excluding) 4.92 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:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-4839 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-2018-4839
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} 0.00%
score
0.20714
percentile