UBUNTU-CVE-2023-26151

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    UBUNTU-CVE-2023-26151

    Published: 3 Oct 2023Last Modified: 24 Oct 2025
    Upstream:
    CVE-2023-26151

    Summary:

    Details: Versions of the package asyncua before 0.9.96 are vulnerable to Denial of Service (DoS) such that an attacker can send a malformed packet and as a result, the server will enter into an infinite loop and consume excessive memory.

    References: https://ubuntu.com/security/CVE-2023-26151, https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8, https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96, https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709, https://github.com/FreeOpcUa/opcua-asyncio/issues/1013, https://github.com/FreeOpcUa/opcua-asyncio/pull/1039, https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262, https://www.cve.org/CVERecord?id=CVE-2023-26151

    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-2023-26151 | CVE-DB