7.8
CWE
281
Advisory Published
Updated

CVE-2020-27383

First published: Wed Jun 09 2021(Updated: )

Battle.net.exe in Battle.Net 1.27.1.12428 suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the existing executable file with a binary of his choice. The vulnerability exist due to weak set of permissions being granted to the "Authenticated Users Group" which grants the (F) Flag aka "Full Control"

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Blizzard Battle.net=1.27.1.12428

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Frequently Asked Questions

  • What is CVE-2020-27383?

    CVE-2020-27383 is an elevation of privileges vulnerability in Battle.net 1.27.1.12428.

  • What is the severity of CVE-2020-27383?

    The severity of CVE-2020-27383 is high with a CVSS score of 7.8.

  • How does CVE-2020-27383 work?

    An 'Authenticated User' can use CVE-2020-27383 to modify the existing Battle.net executable file with a binary of their choice.

  • Which software is affected by CVE-2020-27383?

    Battle.Net 1.27.1.12428 is affected by CVE-2020-27383.

  • How can I fix CVE-2020-27383?

    There is currently no official fix or patch available for CVE-2020-27383. It is recommended to follow the guidance provided by Blizzard Entertainment, the developer of Battle.net, for any updates or mitigation steps.

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