Siemens S7-400 CPUs Improper Verification of Cryptographic Signature (CVE-2018-16557)

high Tenable OT Security Plugin ID 500227

Version 1.5

Nov 15, 2023, 2:17 PM

  • CVSS metrics ("CVSSv3 score" set to 8.2. "CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H")
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C". "CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")
  • Exploit attributes ("Exploit available" set to "False")

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