CVE-2020-20021 — HIGH (7.5)

Q: What is CVE-2020-20021?

CVE-2020-20021 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue discovered in MikroTik Router v6.46.3 and earlier allows attacker to cause denial of service via misconfiguration in the SSH daemon.

Q: How severe is CVE-2020-20021?

CVE-2020-20021 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-20021?

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

Vulnerability Description

An issue discovered in MikroTik Router v6.46.3 and earlier allows attacker to cause denial of service via misconfiguration in the SSH daemon.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mikrotik	Routeros	<= 6.46.3

Related Weaknesses (CWE)

CWE-400

References

http://mikrotik.comProduct
http://router.comNot Applicable
https://www.exploit-db.com/exploits/48228ExploitThird Party AdvisoryVDB Entry
http://mikrotik.comProduct
http://router.comNot Applicable
https://www.exploit-db.com/exploits/48228ExploitThird Party AdvisoryVDB Entry

FAQ

What is CVE-2020-20021?

CVE-2020-20021 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue discovered in MikroTik Router v6.46.3 and earlier allows attacker to cause denial of service via misconfiguration in the SSH daemon.

How severe is CVE-2020-20021?

CVE-2020-20021 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-20021?

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