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  • TIBCO Security Advisory: June 12, 2018 - TIBCO Runtime Agent -2018-5434


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    XML eXternal Entity Expansion Vulnerabilities with TIBCO Runtime Agent

    Original release date: June 12,2018
    Last revised: --
    CVE-2018-5434
    Source: TIBCO Software Inc.

    XML eXternal Entity Expansion Vulnerabilities with TIBCO Runtime Agent

    Original release date: June 12, 2018
    Last revised: --
    Source: TIBCO Software Inc.


    Systems Affected

    TIBCO Runtime Agent versions 5.10.0 and below

    TIBCO Runtime Agent for z/Linux versions 5.9.1 and below

    The following components are affected:

    * TIBCO Designer


    Description

    The TIBCO Runtime Agent component listed above contains vulnerabilities
    wherein a malicious user could perform XML external entity expansion (XXE)
    attacks to disclose host machine information.


    Impact

    The impact of the vulnerability includes the theoretical possibility of
    disclosing contents of files on the host machine that are accessible to the
    operating system account used to run the affected component.

    CVSS v3 Base Score: 5.8 (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N)


    Solution

    TIBCO has released updated versions of the affected components which address
    these issues.

    For each affected system, update to the corresponding software versions:

    TIBCO Runtime Agent versions 5.10.0 and below update to version 5.10.1
    or higher

    TIBCO Runtime Agent for z/Linux versions 5.9.1 and below update to
    version 5.10.1 or higher


    Acknowledgments

    TIBCO would like to extend its appreciation to Baker Hamilton at Bishop Fox
    for discovery of this vulnerability.


    References

    http://www.tibco.com/services/support/advisories
    CVE: CVE-2018-5434

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