SSA-446448 V1.8 (Last Update: 2023-04-11): Denial of Service Vulnerability in PROFINET Stack Integrated on Interniche Stack

The PROFINET (PNIO) stack, when integrated with the Interniche IP stack, contains a vulnerability that could allow an attacker to cause a denial of service condition on affected industrial products.

Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.

attacker denial of service industrial ip stack products service siemens ssa stack update updates vulnerability