Siemens · Simatic S7-1500 Cpu Family · CVE-2023-46156
**Name of the Vulnerable Software and Affected Versions**
Siemens SIMATIC S7-1500 CPU Family (affected versions not specified)
**Description**
The issue is related to a use-after-free vulnerability in the software of programmable logic controllers. This could allow a remote attacker to cause a denial of service condition by sending specially crafted packets to port 102/tcp. A restart is needed to restore normal operations.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.