Siemens SCALANCE, Ruggedcom ROX Integer Underflow (Wrap or Wraparound) (CVE-2022-2639)

high Tenable OT Security Plugin ID 504920

Version 1.3

Feb 17, 2026, 9:07 AM

  • CVSS metrics ("CVSSv2 score" set to 6.8)
  • CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C")
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:H/RL:OF/RC:C")
  • CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:H/RL:O/RC:C")
  • CVSSv2 severity (based on CVE-2022-2639, severity decreased from "High" to "Medium")
  • Exploit attributes ("Exploit available" set to "True")
  • Exploit attributes ("Exploitability ease" changed from "No known exploits are available" to "Exploits are available")
  • Exploit attributes ("Exploited by malware" set to "True")

Plugin Feed: 202602170907

Version 1.2

Feb 14, 2026, 5:17 PM

  • Plugin metadata (Add icsa link and solution)

Plugin Feed: 202602141717

Version 1.1

Jan 10, 2026, 4:14 AM

  • New

Plugin Feed: 202601100414

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