GSD-2018-1002208

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
Aliases
Aliases
CVE-2018-1002208
To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-1002208",
    "description": "SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as \u0027Zip-Slip\u0027.",
    "id": "GSD-2018-1002208"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-1002208"
      ],
      "details": "SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as \u0027Zip-Slip\u0027.",
      "id": "GSD-2018-1002208",
      "modified": "2023-12-13T01:22:37.798485Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "report@snyk.io",
        "DATE_ASSIGNED": "2018-05-17T10:52Z",
        "ID": "CVE-2018-1002208",
        "REQUESTER": "danny@snyk.io",
        "STATE": "PUBLIC",
        "UPDATED": "2018-06-11T10:52Z"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "SharpZipLib",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c 1.0 RC1"
                        }
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                    }
                  }
                ]
              },
              "vendor_name": "SharpZipLib"
            }
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            "value": "SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as \u0027Zip-Slip\u0027."
          }
        ]
      },
      "problemtype": {
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          {
            "description": [
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                "value": "CWE-22"
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      "references": {
        "reference_data": [
          {
            "name": "https://snyk.io/research/zip-slip-vulnerability",
            "refsource": "MISC",
            "url": "https://snyk.io/research/zip-slip-vulnerability"
          },
          {
            "name": "https://github.com/icsharpcode/SharpZipLib/issues/232",
            "refsource": "CONFIRM",
            "url": "https://github.com/icsharpcode/SharpZipLib/issues/232"
          },
          {
            "name": "https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0",
            "refsource": "CONFIRM",
            "url": "https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0"
          },
          {
            "name": "https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247",
            "refsource": "MISC",
            "url": "https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247"
          },
          {
            "name": "https://github.com/snyk/zip-slip-vulnerability",
            "refsource": "MISC",
            "url": "https://github.com/snyk/zip-slip-vulnerability"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,1.0.0-alpha2]",
          "affected_versions": "All versions up to 1.0.0-alpha2",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-937"
          ],
          "date": "2022-06-30",
          "description": "SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as \u0027Zip-Slip\u0027.",
          "fixed_versions": [
            "1.0.0-rc1"
          ],
          "identifier": "CVE-2018-1002208",
          "identifiers": [
            "GHSA-cqj4-m2pc-v9m5",
            "CVE-2018-1002208"
          ],
          "not_impacted": "All versions after 1.0.0-alpha2",
          "package_slug": "nuget/SharpZipLib",
          "pubdate": "2022-05-13",
          "solution": "Upgrade to version 1.0.0-rc1 or above. *Note*: 1.0.0-rc1 may be an unstable version. Use caution.",
          "title": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-1002208",
            "https://github.com/icsharpcode/SharpZipLib/issues/232",
            "https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0",
            "https://github.com/snyk/zip-slip-vulnerability",
            "https://snyk.io/research/zip-slip-vulnerability",
            "https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247",
            "https://github.com/advisories/GHSA-cqj4-m2pc-v9m5"
          ],
          "uuid": "e8dbeb94-3ecf-4cc2-a177-13190bcc20e2"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:sharpziplib_project:sharpziplib:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "0.86.0.518",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ASSIGNER": "report@snyk.io",
          "ID": "CVE-2018-1002208"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as \u0027Zip-Slip\u0027."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-22"
                }
              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Patch",
                "Technical Description"
              ],
              "url": "https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247"
            },
            {
              "name": "https://snyk.io/research/zip-slip-vulnerability",
              "refsource": "MISC",
              "tags": [
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              "url": "https://snyk.io/research/zip-slip-vulnerability"
            },
            {
              "name": "https://github.com/snyk/zip-slip-vulnerability",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/snyk/zip-slip-vulnerability"
            },
            {
              "name": "https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0",
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            },
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                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/icsharpcode/SharpZipLib/issues/232"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-09T23:32Z",
      "publishedDate": "2018-07-25T17:29Z"
    }
  }
}



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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

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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.


Detection rules are retrieved from Rulezet.


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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.