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
CVE-2020-27267
PTC Kepware
Kepware KEPServerEX
7.5
Team82 is committed to privately reporting vulnerabilities to affected vendors in a coordinated, timely manner in order to ensure the safety of the cybersecurity ecosystem worldwide. To engage with the vendor and research community, Team82 invites you to download and share our Coordinated Disclosure Policy. Team82 will adhere to this reporting and disclosure process when we discover vulnerabilities in products and services.
Team82 has also made its public PGP Key available for the vendor and research community to securely and safely exchange vulnerability and research information with us.