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.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

6.8 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:C

EPSS

2.91% chance of exploitation in the next 30 days, 86th percentile

Published

2021-07-21

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://seclists.org/fulldisclosure/2021/May/1

References

• CVE Record
• NVD entry

Related

• CVE-2020-20220
• CVE-2020-20222
• CVE-2020-20219
• CVE-2020-20227
• CVE-2020-20218
• CVE-2020-2023