Advisory Published
Advisory Published

ZDI-CAN-22321: ZDI-24-1195: Malwarebytes Antimalware Link Following Local Privilege Escalation Vulnerability

First published: Thu Sep 05 2024(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Malwarebytes Antimalware. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Malwarebytes service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Affected SoftwareAffected VersionHow to fix
Malwarebytes Anti-Malware

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Frequently Asked Questions

  • What is the severity of ZDI-CAN-22321?

    The severity of ZDI-CAN-22321 is considered high due to its potential for privilege escalation.

  • How do I fix ZDI-CAN-22321?

    To fix ZDI-CAN-22321, you should update Malwarebytes Anti-Malware to the latest version provided by the vendor.

  • Who is affected by ZDI-CAN-22321?

    ZDI-CAN-22321 affects installations of Malwarebytes Anti-Malware that have not been updated to include the latest security patches.

  • What type of attack does ZDI-CAN-22321 enable?

    ZDI-CAN-22321 enables local attackers to escalate their privileges on the affected systems.

  • Is user interaction required to exploit ZDI-CAN-22321?

    Yes, an attacker must first execute low-privileged code on the target system in order to exploit ZDI-CAN-22321.

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