CWE
400
Advisory Published
Updated

CVE-2020-20248

First published: Mon Jul 19 2021(Updated: )

Mikrotik RouterOs before stable 6.47 suffers from an uncontrolled resource consumption in the memtest process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MikroTik RouterOS=6.47

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Frequently Asked Questions

  • What is CVE-2020-20248?

    CVE-2020-20248 is a vulnerability in Mikrotik RouterOs before stable 6.47 that allows an authenticated remote attacker to cause a Denial of Service by overloading the system's CPU.

  • How severe is CVE-2020-20248?

    CVE-2020-20248 has a severity score of 6.5, which is considered medium.

  • Which version of Mikrotik RouterOs is affected by CVE-2020-20248?

    Mikrotik RouterOs version 6.47 and earlier are affected by CVE-2020-20248.

  • How can an attacker exploit CVE-2020-20248?

    An attacker needs to be authenticated to exploit CVE-2020-20248 and can cause a Denial of Service by overloading the system's CPU.

  • Is there a fix available for CVE-2020-20248?

    Yes, fixing CVE-2020-20248 requires updating Mikrotik RouterOs to a stable version 6.47 or later.

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