Null Pointer Dereference in Softing OPC UA C++ SDK
CVE-2021-42577

7.5HIGH

Key Information:

Vendor

Softing

Status
Secure Integration Server
Datafeed Opc Suite
Opc Ua C\+\+ Software Development Kit
Vendor
CVE Published:
11 March 2022

What is CVE-2021-42577?

A vulnerability has been identified in the Softing OPC UA C++ SDK prior to version 5.70, where a malformed OPC/UA message abort packet can lead to a crash of the client application due to a NULL pointer dereference. This issue may disrupt service and compromise the stability of systems utilizing the SDK.

References

https://softing.com
x_refsource_MISC
https://industrial.softing.com/fileadmin/sof-files/pdf/ia...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.