CVE-2019-13942
CVSS V2 Medium 5
CVSS V3 High 7.5
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.
Overview
- CVE ID
- CVE-2019-13942
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-12-12T19:15:14
- Last Modified Date
- 2023-02-02T19:18:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_dnp3_tcp:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_iec_61850:*:*:*:*:*:*:*:* | 1 | OR | 4.37 | |
| cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_iec104:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_modbus_tcp:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:siemens:en100_ethernet_module_with_firmware_variant_profinet_io:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:siemens:en100_ethernet_module:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-418979.pdf | Vendor Advisory |
| https://www.us-cert.gov/ics/advisories/icsa-19-344-07 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-13942 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-13942 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:56:13 | Added to TrackCVE | |||
| 2022-12-04 07:46:03 | 2019-12-12T19:15Z | 2019-12-12T19:15:14 | CVE Published Date | updated |
| 2022-12-04 07:46:03 | 2019-12-19T22:15:13 | CVE Modified Date | updated | |
| 2022-12-04 07:46:03 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-02-02 21:09:18 | 2023-02-02T19:18:04 | CVE Modified Date | updated | |
| 2023-02-02 21:09:18 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |