GHSA-x7p2-x2j6-mwhr

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    GHSA-x7p2-x2j6-mwhr

    Published: 29 Nov 2017Last Modified: 16 Feb 2024

    Summary: Gemirro Stored XSS in Gemspec "homepage" value

    Details: Stored cross-site scripting (XSS) vulnerability in Gemirro before 0.16.0 allows attackers to inject arbitrary web script via a crafted javascript: URL in the "homepage" value of a ".gemspec" file. A ".gemspec" file must be created with a JavaScript URL in the homepage value. This can be used to build a gem for upload to the Gemirro server, in order to achieve stored XSS via the author name hyperlink.

    References: https://nvd.nist.gov/vuln/detail/CVE-2017-16833, https://github.com/PierreRambaud/gemirro/commit/9659f9b7ce15a723da8e361bd41b9203b19c97de, https://github.com/PierreRambaud/gemirro, https://github.com/rubysec/ruby-advisory-db/blob/master/gems/gemirro/CVE-2017-16833.yml

    Affected packages

    Package

    Name: gemirro

    Purl: pkg:gem/gemirro

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.16.0

    Affected versions

    0.0.1
    0.0.2

    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