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

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CVE-2020-28400

Severity CVSS v4.0:
HIGH
Type:
Unavailable / Other
Publication date:
13/07/2021
Last modified:
10/12/2024

Description

Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service condition. The vulnerability can be triggered if a large amount of DCP reset packets are sent to the device.

Impact

Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 8.70 HIGH
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0
8.70
Severity 4.0
HIGH
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:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:siemens:dk_standard_ethernet_controller_evaluation_kit_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:dk_standard_ethernet_controller_evaluation_kit:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ek-ertec_200_evaulation_kit_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:ek-ertec_200_evaulation_kit:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ek-ertec_200p_evaluation_kit_firmware:*:*:*:*:*:*:*:* 4.7 (excluding)
cpe:2.3:h:siemens:ek-ertec_200p_evaluation_kit:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_rm1224_firmware:*:*:*:*:*:*:*:* 6.4 (excluding)
cpe:2.3:h:siemens:ruggedcom_rm1224:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_m-800_firmware:*:*:*:*:*:*:*:* 6.4 (excluding)
cpe:2.3:h:siemens:scalance_m-800:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_s615_firmware:*:*:*:*:*:*:*:* 6.4 (excluding)
cpe:2.3:h:siemens:scalance_s615:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:siemens:scalance_w700:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_w1700_firmware:*:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools