Vulnerabilities > Siemens > Simatic S7 1500 CPU 1511 1 PN Firmware > 2.8
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2023-12-12 | CVE-2023-46156 | Use After Free vulnerability in Siemens products Affected devices improperly handle specially crafted packets sent to port 102/tcp. This could allow an attacker to create a denial of service condition. | 7.5 |
| 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. | 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. | 7.5 |
| 2022-12-13 | CVE-2021-44693 | Improper Validation of Specified Quantity in Input 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. | 4.9 |
| 2022-12-13 | CVE-2021-44694 | Improper Validation of Specified Type of Input 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. | 5.5 |
| 2022-12-13 | CVE-2021-44695 | Improper Validation of Syntactic Correctness of Input 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. | 4.9 |