Vulnerability-Lookup

GHSA-WCWM-C3MR-PXCR

Vulnerability from github – Published: 2022-12-20 06:30 – Updated: 2022-12-27 18:09

Summary

easy-static-server vulnerable to Directory Traversal

Details

All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code.

Severity

7.5 (High)


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

Show details on source website

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "easy-static-server"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-25931"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-12-20T17:38:01Z",
    "nvd_published_at": "2022-12-20T05:15:00Z",
    "severity": "HIGH"
  },
  "details": "All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the `req.url` user input that is passed to the server code.",
  "id": "GHSA-wcwm-c3mr-pxcr",
  "modified": "2022-12-27T18:09:03Z",
  "published": "2022-12-20T06:30:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-25931"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/lirantal/fdfbe26561788c8194a54bf6d31772c9"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cunjieliu/easyServer"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cunjieliu/easyServer/blob/master/index.js#23L27"
    },
    {
      "type": "WEB",
      "url": "https://security.snyk.io/vuln/SNYK-JS-EASYSTATICSERVER-3153539"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "easy-static-server vulnerable to Directory Traversal"
}

CVE-2022-25931 (GCVE-0-2022-25931)

Vulnerability from cvelistv5 – Published: 2022-12-21 01:21 – Updated: 2025-04-16 18:07

Title

Directory Traversal

Summary

All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code.

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

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-16 18:07 UTC

CWE

Directory Traversal
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

snyk CNA under the mitre root

CNA scorecard C 60/100 over 15 records in the last 180 days details

References

3 references

URL	Tags
https://security.snyk.io/vuln/SNYK-JS-EASYSTATICS…
https://github.com/cunjieliu/easyServer/blob/mast…
https://gist.github.com/lirantal/fdfbe26561788c81…

Impacted products

1 product

Vendor	Product	Version
n/a	easy-static-server	Affected: 0 , < unspecified (custom)

Date Public

2022-12-20 00:00

Credits

Liran Tal Snyk

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T04:49:44.448Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.snyk.io/vuln/SNYK-JS-EASYSTATICSERVER-3153539"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/cunjieliu/easyServer/blob/master/index.js%23L27"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gist.github.com/lirantal/fdfbe26561788c8194a54bf6d31772c9"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-25931",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-16T18:07:43.418246Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-22",
                "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-16T18:07:59.150Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "easy-static-server",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Liran Tal"
        },
        {
          "lang": "en",
          "value": "Snyk"
        }
      ],
      "datePublic": "2022-12-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code."
        }
      ],
      "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": "2022-12-20T00:00:00.000Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "url": "https://security.snyk.io/vuln/SNYK-JS-EASYSTATICSERVER-3153539"
        },
        {
          "url": "https://github.com/cunjieliu/easyServer/blob/master/index.js%23L27"
        },
        {
          "url": "https://gist.github.com/lirantal/fdfbe26561788c8194a54bf6d31772c9"
        }
      ],
      "title": "Directory Traversal"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2022-25931",
    "datePublished": "2022-12-21T01:21:43.830Z",
    "dateReserved": "2022-02-24T00:00:00.000Z",
    "dateUpdated": "2025-04-16T18:07:59.150Z",
    "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.

Vulnerability timeline

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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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