Executive Summary

Informations
Name CVE-2020-20230 First vendor Publication 2021-07-19
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

Mikrotik RouterOs before stable 6.47 suffers from an uncontrolled resource consumption in the sshd process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20230

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 530

Sources (Detail)

https://cwe.mitre.org/data/definitions/400.html
https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-...
Source Url

Alert History

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Date Informations
2025-07-15 01:31:28
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2025-07-14 12:09:43
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2025-06-26 01:30:49
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2025-06-25 12:09:46
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2024-11-28 13:41:22
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2024-08-02 13:13:29
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2024-08-02 01:21:42
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2024-02-02 02:14:20
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2024-02-01 12:20:21
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2023-09-05 13:08:50
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2023-09-05 01:19:57
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2023-09-02 13:07:40
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2023-09-02 01:20:15
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2023-08-12 13:12:20
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2023-08-12 01:19:30
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2023-08-11 13:05:30
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2023-08-11 01:20:08
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2023-08-06 13:03:45
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2023-08-06 01:19:20
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2023-08-04 13:04:06
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2023-08-04 01:19:37
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2023-07-14 13:04:07
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2023-07-14 01:19:29
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2023-03-29 02:06:46
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2023-03-28 12:19:42
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2022-10-11 12:57:15
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2022-10-11 01:19:18
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2022-09-09 00:27:31
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2022-07-11 00:27:28
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2022-03-29 01:46:53
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2021-07-24 00:22:57
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2021-07-19 21:23:08
  • First insertion