CVE-2023-43696 Missing authorization in APU0200

High 8.2 Published Updated

Unprivileged remote attackers can upload and download arbitrary files via anonymous FTP access on SICK APU devices.

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

What is CVE-2023-43696?

CVE-2023-43696 is a high-severity missing authorization vulnerability in SICK AG APU0200, published on 9 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper Access Control in SICK APU allows an unprivileged remote attacker to download as well as upload arbitrary files via anonymous access to the FTP server.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2023-43696?

It affects 1 product.

Products include Sick Apu0200 Firmware.

How do I fix CVE-2023-43696?

No fix has been published for CVE-2023-43696 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-43696 being exploited?

There is no known exploitation of CVE-2023-43696 in the wild and no public exploit code.

Sources

Also known as GHSA-34rj-7m66-hcw6.

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