usn-5261-1
Vulnerability from osv_ubuntu
Published
2022-02-01 17:55
Modified
2026-06-25 10:46
Summary
passenger vulnerabilities
Details

It was discovered that Phusion Passenger incorrectly handled a file path in the application root folder. An attacker could possibly use this issue to read arbitrary files. (CVE-2017-16355)

It was discovered that Phusion Passenger had a race condition in the nginx module that could be used to perform a symlink attack. An attacker could possibly use this issue to escalate privileges. (CVE-2018-12029)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2017-16355",
              "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"
                }
              ]
            },
            {
              "id": "CVE-2018-12029",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "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"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that Phusion Passenger incorrectly handled a file path in\nthe application root folder. An attacker could possibly use this issue to\nread arbitrary files. (CVE-2017-16355)\n\nIt was discovered that Phusion Passenger had a race condition in the nginx\nmodule that could be used to perform a symlink attack. An attacker could\npossibly use this issue to escalate privileges. (CVE-2018-12029)\n",
  "id": "USN-5261-1",
  "modified": "2026-06-25T10:46:03Z",
  "published": "2022-02-01T17:55:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5261-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-16355"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-12029"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "passenger vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2017-16355",
    "UBUNTU-CVE-2018-12029"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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