Vulnerabilities > Siemens > Simatic S7 1500 CPU 1518 4 PN DP MFP Firmware > High

DATE CVE VULNERABILITY TITLE RISK
2023-09-12 CVE-2023-28831 Integer Overflow or Wraparound vulnerability in Siemens products
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 sending a specially crafted certificate.
network
low complexity
siemens CWE-190
7.5
2022-12-13 CVE-2021-40365 Improper Input Validation vulnerability in Siemens products
Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.
network
low complexity
siemens CWE-20
7.5