CVE Vulnerability

CVE-2020-28400

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdf Patch Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03 Third Party Advisory US Government Resource
Configurations

Configuration 1

cpe:2.3:a:siemens:simatic_net_dk-16xx_pn_io:*:*:*:*:*:*:*:*
Information

Published : 2021-07-13 11:15

Updated : 2022-04-12 09:15

NVD link : CVE-2020-28400

Mitre link : CVE-2020-28400

Products Affected

Ruggedcom Rm1224 Firmware

Siemens

CWE
CWE-770