ubuntu-cve-2017-16355
Vulnerability from osv_ubuntu
Published
2017-12-14 22:29
Modified
2025-09-08 16:44
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.


{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libapache2-mod-passenger",
            "binary_version": "5.0.27-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "passenger",
            "binary_version": "5.0.27-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "ruby-passenger",
            "binary_version": "5.0.27-2ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "passenger",
        "purl": "pkg:deb/ubuntu/passenger@5.0.27-2ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.0.27-2ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.0.7-3",
        "5.0.22-1",
        "5.0.22-1build1",
        "5.0.22-1build2",
        "5.0.27-2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libapache2-mod-passenger",
            "binary_version": "5.0.30-1+deb9u1build0.18.04.1"
          },
          {
            "binary_name": "passenger",
            "binary_version": "5.0.30-1+deb9u1build0.18.04.1"
          },
          {
            "binary_name": "ruby-passenger",
            "binary_version": "5.0.30-1+deb9u1build0.18.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "passenger",
        "purl": "pkg:deb/ubuntu/passenger@5.0.30-1+deb9u1build0.18.04.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.0.30-1+deb9u1build0.18.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.0.30-1",
        "5.0.30-1build1",
        "5.0.30-1build2"
      ]
    }
  ],
  "aliases": [],
  "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.",
  "id": "UBUNTU-CVE-2017-16355",
  "modified": "2025-09-08T16:44:29Z",
  "published": "2017-12-14T22:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-16355"
    },
    {
      "type": "REPORT",
      "url": "https://blog.phusion.nl/2017/10/13/passenger-security-advisory-5-1-11/"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2017/11/21/2"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-16355"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5261-1"
    }
  ],
  "related": [
    "USN-5261-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2017-16355"
  ]
}



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