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.
Published 2021-07-13 11:15:09
Updated 2024-12-10 14:15:19
Source Siemens AG
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2020-28400

Exploit prediction scoring system (EPSS) score for CVE-2020-28400

0.29%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-28400

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
Siemens AG 2024-06-11
8.7
HIGH CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/V...
N/A
N/A
Siemens AG 2024-12-10

CWE ids for CVE-2020-28400

  • The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
    Assigned by:
    • nvd@nist.gov (Primary)
    • productcert@siemens.com (Secondary)

References for CVE-2020-28400

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