ZDI-CAN-20694: 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 Software | Affected Version | How to fix |
|---|---|---|
| G DATA Total Security |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-20694?
ZDI-CAN-20694 is classified with a high severity due to its potential for privilege escalation.
How do I fix ZDI-CAN-20694?
To fix ZDI-CAN-20694, you should update G Data Total Security to the latest version provided by the vendor.
Who is impacted by ZDI-CAN-20694?
Any user or organization using affected installations of G Data Total Security may be impacted by ZDI-CAN-20694.
Can ZDI-CAN-20694 be exploited remotely?
No, ZDI-CAN-20694 requires local access to the system for an attacker to execute low-privileged code.
What is the nature of the flaw in ZDI-CAN-20694?
The flaw in ZDI-CAN-20694 allows local attackers to escalate privileges on affected installations of G Data Total Security.
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