GSD-2022-29970

Vulnerability from gsd - Updated: 2022-05-03 00:00
Details
Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files.
Aliases
Aliases
CVE-2022-29970
To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-29970",
    "description": "Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files.",
    "id": "GSD-2022-29970",
    "references": [
      "https://linux.oracle.com/cve/CVE-2022-29970.html",
      "https://access.redhat.com/errata/RHSA-2022:2253",
      "https://access.redhat.com/errata/RHSA-2022:2255",
      "https://access.redhat.com/errata/RHSA-2022:2256",
      "https://access.redhat.com/errata/RHSA-2022:4587",
      "https://access.redhat.com/errata/RHSA-2022:4661",
      "https://www.suse.com/security/cve/CVE-2022-29970.html",
      "https://advisories.mageia.org/CVE-2022-29970.html",
      "https://access.redhat.com/errata/RHSA-2022:8506"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "sinatra",
            "purl": "pkg:gem/sinatra"
          }
        }
      ],
      "aliases": [
        "CVE-2022-29970",
        "GHSA-qp49-3pvw-x4m5"
      ],
      "details": "Sinatra before 2.2.0 does not validate that the expanded path matches\npublic_dir when serving static files.\n",
      "id": "GSD-2022-29970",
      "modified": "2022-05-03T00:00:00.000Z",
      "published": "2022-05-03T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/sinatra/sinatra/pull/1683"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
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          "score": 5.0,
          "type": "CVSS_V2"
        },
        {
          "score": 7.5,
          "type": "CVSS_V3"
        }
      ],
      "summary": "sinatra does not validate expanded path matches"
    }
  },
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      "description": "Sinatra before 2.2.0 does not validate that the expanded path matches\npublic_dir when serving static files.\n",
      "gem": "sinatra",
      "ghsa": "qp49-3pvw-x4m5",
      "patched_versions": [
        "\u003e= 2.2.0"
      ],
      "title": "sinatra does not validate expanded path matches",
      "url": "https://github.com/sinatra/sinatra/pull/1683"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c2.2.0",
          "affected_versions": "All versions before 2.2.0",
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          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-937"
          ],
          "date": "2022-11-16",
          "description": "Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files.",
          "fixed_versions": [
            "2.2.0"
          ],
          "identifier": "CVE-2022-29970",
          "identifiers": [
            "CVE-2022-29970",
            "GHSA-qp49-3pvw-x4m5"
          ],
          "not_impacted": "All versions starting from 2.2.0",
          "package_slug": "gem/sinatra",
          "pubdate": "2022-05-02",
          "solution": "Upgrade to version 2.2.0 or above.",
          "title": "sinatra does not validate expanded path matches",
          "urls": [
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            "https://github.com/sinatra/sinatra/pull/1683/commits/462c3ca1db53ed3cfc394cf5948e9c948ad1c10e",
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          "uuid": "44c29136-e66b-454c-b8db-bc7a61b61ef1"
        }
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    },
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                "cpe23Uri": "cpe:2.3:a:sinatrarb:sinatra:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.2.0",
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              "tags": [
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      },
      "impact": {
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          "acInsufInfo": false,
          "cvssV2": {
            "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,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
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            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-11-16T17:12Z",
      "publishedDate": "2022-05-02T05:15Z"
    }
  }
}



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