Vulnerability-Lookup

CNVD-2020-44881

Vulnerability from cnvd - Published: 2020-08-07

Title

marked-tree路径遍历漏洞

Description

marked-tree是一款Markdown查看器。 marked-tree（所有版本）中的index.js文件的fs.readFile存在路径遍历漏洞，该漏洞源于程序未清理路径，攻击者可利用该漏洞获取未被授权的访问权限，覆盖或读取任意文件。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.npmjs.com/package/marked-tree

Reference

https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121

Impacted products

Name
npmjs marked-tree

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-7682",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-7682"
    }
  },
  "description": "marked-tree\u662f\u4e00\u6b3eMarkdown\u67e5\u770b\u5668\u3002\n\nmarked-tree\uff08\u6240\u6709\u7248\u672c\uff09\u4e2d\u7684index.js\u6587\u4ef6\u7684fs.readFile\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u6e05\u7406\u8def\u5f84\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u672a\u88ab\u6388\u6743\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u8986\u76d6\u6216\u8bfb\u53d6\u4efb\u610f\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.npmjs.com/package/marked-tree",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-44881",
  "openTime": "2020-08-07",
  "products": {
    "product": "npmjs marked-tree"
  },
  "referenceLink": "https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121",
  "serverity": "\u4e2d",
  "submitTime": "2020-07-28",
  "title": "marked-tree\u8def\u5f84\u904d\u5386\u6f0f\u6d1e"
}

CVE-2020-7682 (GCVE-0-2020-7682)

Vulnerability from cvelistv5 – Published: 2020-07-25 08:35 – Updated: 2024-09-16 17:14

Title

Directory Traversal

Summary

This affects all versions of package marked-tree. There is no path sanitization in the path provided at fs.readFile in index.js.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P

CWE

Directory Traversal

Assigner

snyk mitre root Scorecard

References

1 reference

URL	Tags
https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	marked-tree	Affected: 0 , < unspecified (custom)

Date Public

2020-07-25 00:00

Credits

JHU System Security Lab

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:41:01.547Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "marked-tree",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "JHU System Security Lab"
        }
      ],
      "datePublic": "2020-07-25T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "This affects all versions of package marked-tree. There is no path sanitization in the path provided at fs.readFile in index.js."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitCodeMaturity": "PROOF_OF_CONCEPT",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "remediationLevel": "NOT_DEFINED",
            "reportConfidence": "NOT_DEFINED",
            "scope": "UNCHANGED",
            "temporalScore": 7.1,
            "temporalSeverity": "HIGH",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Directory Traversal",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-07-25T08:35:15.000Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121"
        }
      ],
      "title": "Directory Traversal",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "DATE_PUBLIC": "2020-07-25T08:32:42.558890Z",
          "ID": "CVE-2020-7682",
          "STATE": "PUBLIC",
          "TITLE": "Directory Traversal"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "marked-tree",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_value": "0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "JHU System Security Lab"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "This affects all versions of package marked-tree. There is no path sanitization in the path provided at fs.readFile in index.js."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "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/E:P",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Directory Traversal"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-JS-MARKEDTREE-590121"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2020-7682",
    "datePublished": "2020-07-25T08:35:15.733Z",
    "dateReserved": "2020-01-21T00:00:00.000Z",
    "dateUpdated": "2024-09-16T17:14:43.160Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

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CNVD-2020-44881

CVE-2020-7682 (GCVE-0-2020-7682)

Tags

Sightings

Nomenclature

Related by attack behaviour