CVE-2020-25240 Missing authorization in SINEMA Remote Connect Server

High 8.8 Published Updated

Unprivileged users can access services by guessing URLs, leading to information disclosure and availability impact in Siemens SINEMA Remote Connect Server.

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

What is CVE-2020-25240?

CVE-2020-25240 is a high-severity missing authorization vulnerability in Siemens Sinema Remote Connect Server, published on 15 Mar 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0). Unpriviledged users can access services when guessing the url. An attacker could impact availability, integrity and gain information from logs and templates of the service.

Weakness: CWE-863

Which versions are affected by CVE-2020-25240?

It affects 1 product.

Products include Siemens Sinema Remote Connect Server.

How do I fix CVE-2020-25240?

No fix has been published for CVE-2020-25240 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-2020-25240 being exploited?

There is no known exploitation of CVE-2020-25240 in the wild and no public exploit code.

All Siemens Sinema Remote Connect Server vulnerabilities

Sources

Also known as GHSA-frf8-ghgx-64v9.

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