CVE-2023-39459 Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability

High 7.8 Published Updated

Remote attackers can create arbitrary files with Administrator privileges via malicious workspace files in Triangle MicroWorks SCADA Data Gateway.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-39459?

CVE-2023-39459 is a high-severity path traversal vulnerability in Triangle MicroWorks SCADA Data Gateway, published on 3 May 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of Triangle MicroWorks SCADA Data Gateway. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the processing of workspace files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of Administrator. Was ZDI-CAN-20531.

Weakness: CWE-22

Which versions are affected by CVE-2023-39459?

It affects 1 product.

Products include Trianglemicroworks Scada Data Gateway.

How do I fix CVE-2023-39459?

No fix has been published for CVE-2023-39459 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2023-39459 being exploited?

There is no known exploitation of CVE-2023-39459 in the wild and no public exploit code.

Sources

Also known as GHSA-vgvq-3pp8-mvhc.

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