CVE-2017-18026

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    CVE-2017-18026

    Published: 10 Jan 2018Last Modified: 8 Jul 2026

    Summary:

    Details: Redmine before 3.2.9, 3.3.x before 3.3.6, and 3.4.x before 3.4.4 does not block the --config and --debugger flags to the Mercurial hg program, which allows remote attackers to execute arbitrary commands (through the Mercurial adapter) via vectors involving a branch whose name begins with a --config= or --debugger= substring, a related issue to CVE-2017-17536.

    References: https://www.debian.org/security/2018/dsa-4191, https://www.redmine.org/projects/redmine/wiki/Security_Advisories, https://www.redmine.org/issues/27516, https://github.com/redmine/redmine/commit/58ed8655136ff2fe5ff7796859bf6a399c76c678, https://github.com/redmine/redmine/commit/9d797400eaec5f9fa7ba9507c82d9c18cb91d02e, https://github.com/redmine/redmine/commit/ca87bf766cdc70179cb2dce03015d78ec9c13ebd

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -857080807ca64761057ea592695573919f178a65

    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
    CVE-2017-18026 | CVE-DB