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CVE-2023-29104 Path traversal in SIMATIC Cloud Connect 7 CC712

Medium 6.0 Published Updated

An authenticated privileged attacker can exploit a path traversal flaw in the web management interface to read or overwrite arbitrary files on the device.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-29104?

CVE-2023-29104 is a medium-severity path traversal vulnerability in Siemens SIMATIC Cloud Connect 7 CC712, published on 9 May 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 (All versions >= V2.0 < V2.1), SIMATIC Cloud Connect 7 CC716 (All versions >= V2.0 < V2.1). The filename in the upload feature of the web based management of the affected device is susceptible to a path traversal vulnerability. This could allow an authenticated privileged remote attacker to overwrite any file the Linux user `ccuser` has write access to, or to download any file the Linux user `ccuser` has read-only access to.

Weakness: CWE-22

Which versions are affected by CVE-2023-29104?

It affects 2 products.

Products include Siemens 6gk1411-1ac00 Firmware, Siemens 6gk1411-5ac00 Firmware.

How do I fix CVE-2023-29104?

No fix has been published for CVE-2023-29104 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-2023-29104 being exploited?

There is no known exploitation of CVE-2023-29104 in the wild and no public exploit code.

Sources

Also known as GHSA-phr4-r5wx-xcf6.

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