CVE-2020-20213 — MEDIUM (6.5)

Vulnerability Description

Mikrotik RouterOs 6.44.5 (long-term tree) suffers from an stack exhaustion vulnerability in the /nova/bin/net process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mikrotik	Routeros	6.44.5

Related Weaknesses (CWE)

CWE-674

References

http://seclists.org/fulldisclosure/2021/May/10Mailing ListThird Party Advisory
https://cwe.mitre.org/data/definitions/674.htmlThird Party Advisory
https://mikrotik.com/Vendor Advisory
http://seclists.org/fulldisclosure/2021/May/10Mailing ListThird Party Advisory
https://cwe.mitre.org/data/definitions/674.htmlThird Party Advisory
https://mikrotik.com/Vendor Advisory

FAQ

What is CVE-2020-20213?

CVE-2020-20213 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Mikrotik RouterOs 6.44.5 (long-term tree) suffers from an stack exhaustion vulnerability in the /nova/bin/net process. An authenticated remote attacker can cause a Denial of Service due to overloading...

How severe is CVE-2020-20213?

CVE-2020-20213 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-20213?

Check the references section above for vendor advisories and patch information. Affected products include: Mikrotik Routeros.