Buffer Overflow Vulnerability in Mikrotik RouterOS Affects Unauthenticated Users
CVE-2020-22844

7.5HIGH

Key Information:

Vendor

Mikrotik

Status
Routeros
Vendor
CVE Published:
28 February 2022

What is CVE-2020-22844?

A buffer overflow vulnerability found in Mikrotik RouterOS 6.47 enables unauthenticated attackers to exploit the system through specially crafted SMB requests. This flaw can lead to denial of service, rendering the device unresponsive and affecting network performance. Users are advised to apply security patches promptly to mitigate this risk.

References

https://mikrotik.com/support
x_refsource_MISC
https://github.com/colorlight/mikrotik_poc/blob/master/tw...
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.