Simatic S7-1500 Cpu 1510sp-1 Pn Firmware Security Vulnerabilities

CVE-2022-38773

Affected devices do not contain an Immutable Root of Trust in Hardware. With this the integrity of the code executed on the device can not be validated during load-time. An attacker with physical access to the device could use this to replace the boot image of the device and execute arbitrary code.

CVE-2023-28831

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by send...

CVE-2023-46156

Affected devices improperly handle specially crafted packets sent to port 102/tcp.This could allow an attacker to create a denial of service condition. A restart is needed to restorenormal operations.