Vulnerability CVE-2023-26150
Published: 2023-10-03

Description:
Versions of the package asyncua before 0.9.96 are vulnerable to Improper Authentication such that it is possible to access Address Space without encryption and authentication.

**Note:**

This issue is a result of missing checks for services that require an active session.

 References:
https://github.com/FreeOpcUa/opcua-asyncio/commit/b4106dfd5037423c9d1810b48a97296b59cde513
https://github.com/FreeOpcUa/opcua-asyncio/commit/2be7ce80df05de8d6c6ae1ebce6fa2bb7147844a
https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673435
https://gist.github.com/artfire52/84f7279a4119d6f90381ac49d7121121
https://github.com/FreeOpcUa/opcua-asyncio/issues/1014
https://github.com/FreeOpcUa/opcua-asyncio/pull/1015
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