UBUNTU-CVE-2023-26150

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    UBUNTU-CVE-2023-26150

    Published: 3 Oct 2023Last Modified: 24 Oct 2025
    Upstream:
    CVE-2023-26150

    Summary:

    Details: 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://ubuntu.com/security/CVE-2023-26150, 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, https://www.cve.org/CVERecord?id=CVE-2023-26150

    Affected packages

    Package

    Name: python-opcua

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.90.3-1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2023-26150 | CVE-DB