A vulnerability was identified in the Automation License Manager software that could be triggered by sending specially crafted packets to port 4410/tcp of an affected system. This could cause a denial-of-service preventing legitimate users from using the system. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.
| Vendor | Product | Versions |
|---|---|---|
| Automation License Manager V6.2 | ||
| Automation License Manager V5 | ||
| Automation License Manager V6.0 |