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Siemens CP343-1 Devices Improper Verification of Source of a Communication Channel (CVE-2023-51440)

high Tenable OT Security Plugin ID 502649

Version 1.3

Feb 14, 2026, 11:28 PM

  • Plugin metadata

Plugin Feed: 202602142328

Version 1.2

Oct 22, 2024, 8:01 AM

  • CVSS metrics ("CVSSv2 score" set to 7.8)
  • CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C")
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C")
  • CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")
  • Exploit attributes ("Exploit available" set to "False")

Plugin Feed: 202410220801

Version 1.1

Oct 21, 2024, 11:32 PM

  • New

Plugin Feed: 202410212332

* Changelogs are generally available for changes made after Nov 1, 2022