7.5
CWE
401 119
Advisory Published
Updated

CVE-2020-22844: Buffer Overflow

First published: Mon Feb 28 2022(Updated: )

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

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MikroTik RouterOS=6.47

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Frequently Asked Questions

  • What is the severity of CVE-2020-22844?

    The severity of CVE-2020-22844 is high with a severity value of 7.5.

  • How can unauthenticated attackers exploit CVE-2020-22844?

    Unauthenticated attackers can exploit CVE-2020-22844 by sending crafted SMB requests to the vulnerable Mikrotik RouterOS 6.47.

  • What is the impact of CVE-2020-22844?

    The impact of CVE-2020-22844 is a denial of service (DOS) attack, which can cause the affected Mikrotik RouterOS to become unresponsive.

  • Is authentication required to exploit CVE-2020-22844?

    No, authentication is not required to exploit CVE-2020-22844.

  • Where can I find more information about CVE-2020-22844?

    More information about CVE-2020-22844 can be found at the following references: [link1](https://github.com/colorlight/mikrotik_poc/blob/master/two_vulns.md), [link2](https://mikrotik.com/support).

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