7.8
Advisory Published
Advisory Published

ZDI-23-1493: G Data Total Security GDBackupSvc Service Link Following Local Privilege Escalation Vulnerability

First published: Fri Sep 29 2023(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of G Data Total Security. 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 GDBackupSvc service. By creating a symbolic link, an attacker can abuse the service to create a file with a permissive DACL. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Affected SoftwareAffected VersionHow to fix
G DATA Total Security

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Frequently Asked Questions

  • What is the severity of ZDI-23-1493?

    The severity of ZDI-23-1493 is high due to its ability to allow local attackers to escalate privileges.

  • How do I fix ZDI-23-1493?

    To fix ZDI-23-1493, ensure that your G Data Total Security software is updated to the latest version provided by the vendor.

  • Who is affected by ZDI-23-1493?

    ZDI-23-1493 affects users of G Data Total Security installations.

  • What kind of attack vector is used in ZDI-23-1493?

    ZDI-23-1493 requires that an attacker has already gained access to execute low-privileged code on the target system.

  • What consequences can arise from ZDI-23-1493?

    Exploitation of ZDI-23-1493 can lead to unauthorized privilege escalation on compromised systems, potentially allowing attackers to take control.

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