GSD-2019-1020001

Vulnerability from gsd - Updated: 2019-07-02 00:00
Details
A path traversal vulnerability was discovered in YARD <= 0.9.19 when using `yard server` to serve documentation. This bug would allow unsanitized HTTP requests to access arbitrary files on the machine of a yard server host under certain conditions. The issue is resolved in v0.9.20 and later.
Aliases
Aliases
CVE-2019-1020001
To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-1020001",
    "description": "yard before 0.9.20 allows path traversal.",
    "id": "GSD-2019-1020001",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-1020001.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "yard",
            "purl": "pkg:gem/yard"
          }
        }
      ],
      "aliases": [
        "CVE-2019-1020001",
        "GHSA-xfhh-rx56-rxcr"
      ],
      "details": "A path traversal vulnerability was discovered in YARD \u003c= 0.9.19 when using\n`yard server` to serve documentation. This bug would allow unsanitized HTTP\nrequests to access arbitrary files on the machine of a yard server host under\ncertain conditions.\n\nThe issue is resolved in v0.9.20 and later.\n",
      "id": "GSD-2019-1020001",
      "modified": "2019-07-02T00:00:00.000Z",
      "published": "2019-07-02T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/lsegal/yard/security/advisories/GHSA-xfhh-rx56-rxcr"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 7.3,
          "type": "CVSS_V3"
        }
      ],
      "summary": "Arbitrary path traversal and file access via `yard server`"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve-assign@distributedweaknessfiling.org",
        "ID": "CVE-2019-1020001",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "yard",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c 0.9.20"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "yard"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "yard before 0.9.20 allows path traversal."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "path traversal"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/lsegal/yard/security/advisories/GHSA-xfhh-rx56-rxcr",
            "refsource": "MISC",
            "url": "https://github.com/lsegal/yard/security/advisories/GHSA-xfhh-rx56-rxcr"
          },
          {
            "name": "[debian-lts-announce] 20240306 [SECURITY] [DLA 3753-1] yard security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00006.html"
          }
        ]
      }
    },
    "github.com/rubysec/ruby-advisory-db": {
      "cve": "2019-1020001",
      "cvss_v3": 7.3,
      "date": "2019-07-02",
      "description": "A path traversal vulnerability was discovered in YARD \u003c= 0.9.19 when using\n`yard server` to serve documentation. This bug would allow unsanitized HTTP\nrequests to access arbitrary files on the machine of a yard server host under\ncertain conditions.\n\nThe issue is resolved in v0.9.20 and later.\n",
      "gem": "yard",
      "ghsa": "xfhh-rx56-rxcr",
      "patched_versions": [
        "\u003e= 0.9.20"
      ],
      "title": "Arbitrary path traversal and file access via `yard server`",
      "url": "https://github.com/lsegal/yard/security/advisories/GHSA-xfhh-rx56-rxcr"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c0.9.20",
          "affected_versions": "All versions before 0.9.20",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-21",
            "CWE-937"
          ],
          "date": "2019-08-01",
          "description": "The yard package is vulnerable to path traversal.",
          "fixed_versions": [
            "0.9.20"
          ],
          "identifier": "CVE-2019-1020001",
          "identifiers": [
            "CVE-2019-1020001",
            "GHSA-xfhh-rx56-rxcr"
          ],
          "not_impacted": "All versions starting from 0.9.20",
          "package_slug": "gem/yard",
          "pubdate": "2019-07-29",
          "solution": "Upgrade to version 0.9.20 or above.",
          "title": "Path Traversal",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-1020001"
          ],
          "uuid": "fe3a13b6-1733-4e7e-9f7d-0dd8c61958a3"
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:yardoc:yard:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3E4F0B68-8C43-45F6-A1F1-C931E0BB814F",
                    "versionEndExcluding": "0.9.20",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "yard before 0.9.20 allows path traversal."
          },
          {
            "lang": "es",
            "value": "yard anterior a versi\u00f3n 0.9.20, permite un Salto de Ruta (path)."
          }
        ],
        "id": "CVE-2019-1020001",
        "lastModified": "2024-03-06T23:15:07.103",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2019-07-29T13:15:11.623",
        "references": [
          {
            "source": "josh@bress.net",
            "tags": [
              "Mitigation",
              "Third Party Advisory"
            ],
            "url": "https://github.com/lsegal/yard/security/advisories/GHSA-xfhh-rx56-rxcr"
          },
          {
            "source": "josh@bress.net",
            "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00006.html"
          }
        ],
        "sourceIdentifier": "josh@bress.net",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-22"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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  • 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.
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