USE AFTER FREE CWE-416 The affected products are vulnerable to a use after free vulnerability, which may allow an attacker to create and close OPC UA connections at a high rate that may cause a server to crash.

Read more: Claroty Finds Critical Flaws in OPC Protocol Implementations

Risk Information

  • CVE ID
  • CVE-2020-27267
  • Vendor
  • PTC Kepware
  • Product
  • Kepware KEPServerEX
  • CVSS v3
  • 7.5