CVE-2022-27583 Missing authorization in SICK FlexiCompact

Critical 9.1 Published Updated

Remote unprivileged attackers can access the configuration interface of SICK FlexiCompact PLCs to cause denial of service.

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-2022-27583?

CVE-2022-27583 is a critical missing authorization vulnerability in SICK FlexiCompact, published on 31 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A remote unprivileged attacker can interact with the configuration interface of a Flexi-Compact FLX3-CPUC1 or FLX3-CPUC2 running an affected firmware version to potentially impact the availability of the FlexiCompact.

Weakness: CWE-285

Which versions are affected by CVE-2022-27583?

It affects 2 products.

Products include Sick Flx3-Cpuc1 Firmware, Sick Flx3-Cpuc2 Firmware.

How do I fix CVE-2022-27583?

No fix has been published for CVE-2022-27583 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-2022-27583 being exploited?

There is no known exploitation of CVE-2022-27583 in the wild and no public exploit code.

Sources

Also known as GHSA-jw59-9v6j-fpwh.

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