CVE-2017-16355

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    CVE-2017-16355

    Published: 14 Dec 2017Last Modified: 8 Jul 2026

    Summary:

    Details: In agent/Core/SpawningKit/Spawner.h in Phusion Passenger 5.1.10 (fixed in Passenger Open Source 5.1.11 and Passenger Enterprise 5.1.10), if Passenger is running as root, it is possible to list the contents of arbitrary files on a system by symlinking a file named REVISION from the application root folder to a file of choice and querying passenger-status --show=xml.

    References: https://blog.phusion.nl/2017/10/13/passenger-security-advisory-5-1-11/, https://www.debian.org/security/2019/dsa-4415, https://seclists.org/bugtraq/2019/Mar/34, https://github.com/phusion/passenger/commit/4043718264095cde6623c2cbe8c644541036d7bf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 6c1e97c21d2eed80d8509254b8101cf69b6dbea4
    Fixed -964eb13ba0d3627142b83637c73a7e5a2c4b0b9c

    Affected versions

    release-5.1.9
    release-5.1.8
    release-5.1.7
    release-5.1.0

    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