MGASA-2017-0308

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    MGASA-2017-0308

    Published: 25 Aug 2017Last Modified: 16 Apr 2026
    Upstream:

    Summary: Updated heimdal packages fix security vulnerability

    Details: Transit path validation inadvertently caused the previous hop realm to not be added to the transit path of issued tickets. This may, in some cases, enable bypass of capath policy in Heimdal versions 1.5 through 7.2 (CVE-2017-6594). Note, this may break sites that rely on the bug. With the bug some incomplete [capaths] worked, that should not have. These may now break authentication in some cross-realm configurations.

    Affected packages

    Package

    Name: heimdal

    Purl: pkg:rpm/mageia/heimdal?arch=source&distro=mageia-5

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.5.3-6.2.mga5

    Affected versions

    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