CVE-2017-17042

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    CVE-2017-17042

    Published: 28 Nov 2017Last Modified: 7 Aug 2026

    Summary:

    Details: lib/yard/core_ext/file.rb in the server in YARD before 0.9.11 does not block relative paths with an initial ../ sequence, which allows attackers to conduct directory traversal attacks and read arbitrary files.

    References: https://github.com/lsegal/yard/commit/b0217b3e30dc53d057b1682506333335975e62b4

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7748eda4b96817b0b9ebd7efffbd32d510829393

    Affected versions

    v0.9.10
    v0.9.9
    v0.9.8
    v0.9.7
    v0.9.6
    v0.9.5
    v0.9.4
    v0.9.3
    v0.9.2
    v0.9.1
    v0.9.0

    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-2017-17042 | CVE-DB