CVE-2020-20221

MEDIUM

Mikrotik RouterOS < 6.44.6 - Authenticated Denial of Service via /nova/bin/cerm Process

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Third Party Advisory x_refsource_misc
https://cwe.mitre.org/data/definitions/400.html
Mailing List, Third Party Advisory x_refsource_misc
https://seclists.org/fulldisclosure/2020/May/30
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://seclists.org/fulldisclosure/2021/May/1

Scores

CVSS v3 6.5
EPSS 0.0291
EPSS Percentile 85.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (1)
mikrotik/routeros < 6.44.6
Published Jul 21, 2021
Tracked Since Feb 18, 2026