HIGH

CVE-2020-11881

CVSS v3

7.5

HIGH

EPSS Score

21.2%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

An array index error in MikroTik RouterOS 6.41.3 through 6.46.5, and 7.x through 7.0 Beta5, allows an unauthenticated remote attacker to crash the SMB server via modified setup-request packets, aka SUP-12964.

Technical details

Published
9/14/2020

Frequently asked questions

What is CVE-2020-11881?

An array index error in MikroTik RouterOS 6.41.3 through 6.46.5, and 7.x through 7.0 Beta5, allows an unauthenticated remote attacker to crash the SMB server via modified setup-request packets, aka SUP-12964.

Is CVE-2020-11881 actively exploited?

Active exploitation of CVE-2020-11881 has not been confirmed. The EPSS score is 21.2%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-11881?

CVE-2020-11881 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2020-11881 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.