HIGH

CVE-2021-27221

CVSS v3

8.1

HIGH

EPSS Score

41.9%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

MikroTik RouterOS 6.47.9 allows remote authenticated ftp users to create or overwrite arbitrary .rsc files via the /export command. NOTE: the vendor's position is that this is intended behavior because of how user policies work

Technical details

Published
3/19/2021

Frequently asked questions

What is CVE-2021-27221?

MikroTik RouterOS 6.47.9 allows remote authenticated ftp users to create or overwrite arbitrary .rsc files via the /export command. NOTE: the vendor's position is that this is intended behavior because of how user policies work

Is CVE-2021-27221 actively exploited?

Active exploitation of CVE-2021-27221 has not been confirmed. The EPSS score is 41.9%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-27221?

CVE-2021-27221 has a CVSS v3 base score of 8.1 (HIGH severity).

Is CVE-2021-27221 affecting your environment?

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