github - GHSA-4284-jfhc-f854

GHSA-4284-JFHC-F854

Vulnerability from github – Published: 2022-05-13 01:49 – Updated: 2022-06-17 21:28

Summary

Phusion Passenger incorrect permission assignment

Details

An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges.

Severity ?

5.3 (Medium)


                  
                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "passenger"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-12615"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-732"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-06-17T21:28:23Z",
    "nvd_published_at": "2018-06-21T15:29:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges.",
  "id": "GHSA-4284-jfhc-f854",
  "modified": "2022-06-17T21:28:23Z",
  "published": "2022-05-13T01:49:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-12615"
    },
    {
      "type": "WEB",
      "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/phusion/passenger"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/passenger/CVE-2018-12615.yml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Phusion Passenger incorrect permission assignment"
}

GSD-2018-12615

Vulnerability from gsd - Updated: 2022-05-13 00:00

Details

Aliases

CVE-2018-12615

JSON

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{
  "GSD": {
    "alias": "CVE-2018-12615",
    "description": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges.",
    "id": "GSD-2018-12615",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-12615.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "passenger",
            "purl": "pkg:gem/passenger"
          }
        }
      ],
      "aliases": [
        "CVE-2018-12615",
        "GHSA-4284-jfhc-f854"
      ],
      "details": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp\nin Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly,\nleaving it up to randomness (i.e., uninitialized memory) which supplementary groups\nare actually being set while lowering privileges.\n",
      "id": "GSD-2018-12615",
      "modified": "2022-05-13T00:00:00.000Z",
      "published": "2022-05-13T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 5.3,
          "type": "CVSS_V3"
        }
      ],
      "summary": "Phusion Passenger incorrect permission assignment"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-12615",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
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              "vendor_name": "n/a"
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            "value": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges."
          }
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      },
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                "value": "n/a"
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8",
            "refsource": "MISC",
            "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
          }
        ]
      }
    },
    "github.com/rubysec/ruby-advisory-db": {
      "cve": "2018-12615",
      "cvss_v3": 5.3,
      "date": "2022-05-13",
      "description": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp\nin Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly,\nleaving it up to randomness (i.e., uninitialized memory) which supplementary groups\nare actually being set while lowering privileges.\n",
      "gem": "passenger",
      "ghsa": "4284-jfhc-f854",
      "patched_versions": [
        "\u003e= 5.3.2"
      ],
      "title": "Phusion Passenger incorrect permission assignment",
      "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c5.3.2",
          "affected_versions": "All versions before 5.3.2",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-732",
            "CWE-937"
          ],
          "date": "2019-10-03",
          "description": "An issue was discovered in Phusion Passenger. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges.",
          "fixed_versions": [
            "5.3.2"
          ],
          "identifier": "CVE-2018-12615",
          "identifiers": [
            "CVE-2018-12615"
          ],
          "not_impacted": "All versions starting from 5.3.2",
          "package_slug": "gem/passenger",
          "pubdate": "2018-06-21",
          "solution": "Upgrade to version 5.3.2 or above.",
          "title": "Incorrect Permission Assignment for Critical Resource",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-12615"
          ],
          "uuid": "ed084a7a-d8dc-443c-a37e-313171389e1a"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:phusion:passenger:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.3.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-12615"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "value": "An issue was discovered in switchGroup() in agent/ExecHelper/ExecHelperMain.cpp in Phusion Passenger before 5.3.2. The set of groups (gidset) is not set correctly, leaving it up to randomness (i.e., uninitialized memory) which supplementary groups are actually being set while lowering privileges."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-732"
                }
              ]
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2019-10-03T00:03Z",
      "publishedDate": "2018-06-21T15:29Z"
    }
  }
}

CVE-2018-12615 (GCVE-0-2018-12615)

Vulnerability from cvelistv5 – Published: 2018-06-21 15:00 – Updated: 2024-09-17 04:24

Summary

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/phusion/passenger/commit/4e97f…

x_refsource_MISC

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T08:38:06.354Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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      ],
      "descriptions": [
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        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "n/a",
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2018-06-21T15:00:00Z",
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        "shortName": "mitre"
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      "references": [
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          "url": "https://github.com/phusion/passenger/commit/4e97fdb86d0a0141ec9a052c6e691fcd07bb45c8"
        }
      ],
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                  "product_data": [
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                      "version": {
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        "problemtype": {
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    "datePublished": "2018-06-21T15:00:00Z",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-4284-JFHC-F854

GSD-2018-12615

CVE-2018-12615 (GCVE-0-2018-12615)

Tags

Sightings

Nomenclature