CVE-2017-5188 (GCVE-0-2017-5188)

Vulnerability from cvelistv5 – Published: 2018-03-01 19:00 – Updated: 2024-09-16 22:26
VLAI
Title
OBS worker VM escape via relative symbolic links
Summary
The bs_worker code in open build service before 20170320 followed relative symlinks, allowing reading of files outside of the package source directory during build, allowing leakage of private information.
Severity
5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
CWE
  • Missing checking for symlinks could use as a path traversal to read files outside of a specific directory.
Assigner
References
Impacted products
Vendor Product Version CPE status
openSUSE open build service Affected: unspecified , < 20170320 (custom)
guessed Create a notification for this product.
Date Public
2017-03-17 00:00
Credits
Fabian Vogt of SUSE
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T14:55:35.648Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "open build service",
          "vendor": "openSUSE",
          "versions": [
            {
              "lessThan": "20170320",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Fabian Vogt of SUSE"
        }
      ],
      "datePublic": "2017-03-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The bs_worker code in open build service before 20170320 followed relative symlinks, allowing reading of files outside of the package source directory during build, allowing leakage of private information."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Missing checking for symlinks could use as a path traversal to read files outside of a specific directory.",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-06T16:15:39.000Z",
        "orgId": "f81092c5-7f14-476d-80dc-24857f90be84",
        "shortName": "microfocus"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/"
        }
      ],
      "source": {
        "defect": [
          "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
        ],
        "discovery": "INTERNAL"
      },
      "title": "OBS worker VM escape via relative symbolic links",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@microfocus.com",
          "DATE_PUBLIC": "2017-03-17T00:00:00.000Z",
          "ID": "CVE-2017-5188",
          "STATE": "PUBLIC",
          "TITLE": "OBS worker VM escape via relative symbolic links"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "open build service",
                      "version": {
                        "version_data": [
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "20170320"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "openSUSE"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Fabian Vogt of SUSE"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The bs_worker code in open build service before 20170320 followed relative symlinks, allowing reading of files outside of the package source directory during build, allowing leakage of private information."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Missing checking for symlinks could use as a path traversal to read files outside of a specific directory."
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d",
              "refsource": "CONFIRM",
              "url": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d"
            },
            {
              "name": "https://bugzilla.suse.com/show_bug.cgi?id=1029824",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
            },
            {
              "name": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/",
              "refsource": "CONFIRM",
              "url": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/"
            }
          ]
        },
        "source": {
          "defect": [
            "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f81092c5-7f14-476d-80dc-24857f90be84",
    "assignerShortName": "microfocus",
    "cveId": "CVE-2017-5188",
    "datePublished": "2018-03-01T19:00:00.000Z",
    "dateReserved": "2017-01-06T00:00:00.000Z",
    "dateUpdated": "2024-09-16T22:26:02.018Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-5188",
      "date": "2026-10-01",
      "epss": "0.01145",
      "percentile": "0.6555"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:opensuse:open_build_service:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "4ED15B92-D7FF-4901-AC00-94D9A59489E4",
                    "versionEndIncluding": "2.7.3",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The bs_worker code in open build service before 20170320 followed relative symlinks, allowing reading of files outside of the package source directory during build, allowing leakage of private information."
          },
          {
            "lang": "es",
            "value": "El c\u00f3digo bs_worker en open build service, anterior a 20170320, segu\u00eda symlinks relativos, lo que permit\u00eda la lectura de archivos fuera del directorio origen del paquete durante la build. Esto permit\u00eda el filtrado de informaci\u00f3n privada."
          }
        ],
        "id": "CVE-2017-5188",
        "lastModified": "2024-11-21T03:27:13.803",
        "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": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 1.3,
              "impactScore": 3.6,
              "source": "security@opentext.com",
              "type": "Secondary"
            },
            {
              "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": "2018-03-01T20:29:00.477",
        "references": [
          {
            "source": "security@opentext.com",
            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
          },
          {
            "source": "security@opentext.com",
            "url": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d"
          },
          {
            "source": "security@opentext.com",
            "url": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1029824"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://github.com/openSUSE/open-build-service/commit/ba27c91351878bc297ec4baba0bd488a2f3b568d"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.suse.com/de-de/security/cve/CVE-2017-5188/"
          }
        ],
        "sourceIdentifier": "security@opentext.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-59"
              },
              {
                "lang": "en",
                "value": "CWE-200"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.