Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2019-18336

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
10/03/2020
Last modified:
29/09/2020

Description

A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_312_ifm_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_312_ifm:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_313_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_313:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_314_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_314:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_314_ifm_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_314_ifm:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_315_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_315:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_315-2_dp_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)
cpe:2.3:h:siemens:simatic_s7-300_cpu_315-2_dp:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_s7-300_cpu_316-2_dp_firmware:*:*:*:*:*:*:*:* 3.3.17 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools