Uncontrolled Resource Consumption in Mikrotik RouterOS
CVE-2020-20230

6.5MEDIUM

Key Information:

Vendor

Mikrotik

Status
Routeros
Vendor
CVE Published:
19 July 2021

What is CVE-2020-20230?

Mikrotik RouterOS versions before 6.47 are vulnerable to resource exhaustion attacks through the sshd process. An authenticated remote attacker can exploit this vulnerability to overload the CPU, resulting in a Denial of Service condition. This flaw highlights the importance of monitoring and securing configurations to prevent abuse by unauthorized users.

References

https://cwe.mitre.org/data/definitions/400.html
x_refsource_MISC
https://github.com/cq674350529/pocs_slides/blob/master/ad...
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.