Vulnerability Details : CVE-2020-20221
Mikrotik RouterOs before 6.44.6 (long-term tree) suffers from an uncontrolled resource consumption vulnerability in the /nova/bin/cerm process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.
Vulnerability category: Denial of service
Products affected by CVE-2020-20221
- cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-20221
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-20221
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:C |
8.0
|
6.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-20221
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-20221
-
https://seclists.org/fulldisclosure/2021/May/1
Full Disclosure: Re: Two vulnerabilities found in MikroTik's RouterOSExploit;Mailing List;Third Party Advisory
-
https://cwe.mitre.org/data/definitions/400.html
CWE - CWE-400: Uncontrolled Resource Consumption (4.5)Third Party Advisory
-
https://seclists.org/fulldisclosure/2020/May/30
Full Disclosure: Two vulnerabilities found in MikroTik's RouterOSMailing List;Third Party Advisory
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