CVE-2019-10915 Missing authorization in TIA Administrator

High 7.8 Published Updated

Local attackers can execute application commands without authentication in Siemens TIA Administrator, compromising system confidentiality, integrity, and availability.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-10915?

CVE-2019-10915 is a high-severity missing authorization vulnerability in Siemens AG TIA Administrator, published on 11 Jul 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability has been identified in TIA Administrator (All versions < V1.0 SP1 Upd1). The integrated configuration web application (TIA Administrator) allows to execute certain application commands without proper authentication. The vulnerability could be exploited by an attacker with local access to the affected system. Successful exploitation requires no privileges and no user interaction. An attacker could use the vulnerability to compromise confidentiality and integrity and availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Weakness: CWE-306

Which versions are affected by CVE-2019-10915?

It affects 2 products.

Products include Siemens Sinetplan, Siemens Tia Administrator.

How do I fix CVE-2019-10915?

No fix has been published for CVE-2019-10915 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-2019-10915 being exploited?

There is no known exploitation of CVE-2019-10915 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-pvc7-g7m2-hrpc.

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