CVE-2020-22844

Description

A buffer overflow in Mikrotik RouterOS 6.47 allows unauthenticated attackers to cause a denial of service (DOS) via crafted SMB requests.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.16% Top 25%
Vendor Advisory mikrotik.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://mikrotik.com/support vendor advisory
https://github.com/colorlight/mikrotik_poc/blob/master/two_vulns.md third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-22844?
CVE-2020-22844 has been scored as a high severity vulnerability.
How to fix CVE-2020-22844?
To fix CVE-2020-22844, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-22844 being actively exploited in the wild?
It is possible that CVE-2020-22844 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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