Vulnerability-Lookup

GHSA-X949-7CM6-FM6P

Vulnerability from github – Published: 2021-12-16 14:34 – Updated: 2021-12-15 15:22

Summary

Code Injection in md-to-pdf.

Details

The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.

Severity ?

9.8 (Critical)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "md-to-pdf"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23639"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-12-14T14:31:35Z",
    "nvd_published_at": "2021-12-10T20:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.",
  "id": "GHSA-x949-7cm6-fm6p",
  "modified": "2021-12-15T15:22:46Z",
  "published": "2021-12-16T14:34:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23639"
    },
    {
      "type": "WEB",
      "url": "https://github.com/simonhaenisch/md-to-pdf/issues/99"
    },
    {
      "type": "WEB",
      "url": "https://github.com/simonhaenisch/md-to-pdf/commit/a716259c548c82fa1d3b14a3422e9100619d2d8a"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/simonhaenisch/md-to-pdf"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Code Injection in md-to-pdf."
}

CVE-2021-23639 (GCVE-0-2021-23639)

Vulnerability from cvelistv5 – Published: 2021-12-10 20:05 – Updated: 2024-09-17 00:45

Title

Remote Code Execution (RCE)

Summary

The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.

Severity ?

9.8 (Critical)


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

CWE

Remote Code Execution (RCE)

Assigner

snyk

References

URL

Tags

	https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880	x_refsource_MISC
	https://github.com/simonhaenisch/md-to-pdf/issues/99	x_refsource_MISC
	https://github.com/simonhaenisch/md-to-pdf/commit…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	md-to-pdf	Affected: unspecified , < 5.0.0 (custom)

Credits

Oscar Arnflo

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:14:08.710Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/simonhaenisch/md-to-pdf/issues/99"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/simonhaenisch/md-to-pdf/commit/a716259c548c82fa1d3b14a3422e9100619d2d8a"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "md-to-pdf",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "5.0.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Oscar Arnflo"
        }
      ],
      "datePublic": "2021-12-10T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Remote Code Execution (RCE)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-10T20:05:16",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/simonhaenisch/md-to-pdf/issues/99"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/simonhaenisch/md-to-pdf/commit/a716259c548c82fa1d3b14a3422e9100619d2d8a"
        }
      ],
      "title": "Remote Code Execution (RCE)",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "DATE_PUBLIC": "2021-12-10T20:00:15.683853Z",
          "ID": "CVE-2021-23639",
          "STATE": "PUBLIC",
          "TITLE": "Remote Code Execution (RCE)"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "md-to-pdf",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Oscar Arnflo"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Remote Code Execution (RCE)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-JS-MDTOPDF-1657880"
            },
            {
              "name": "https://github.com/simonhaenisch/md-to-pdf/issues/99",
              "refsource": "MISC",
              "url": "https://github.com/simonhaenisch/md-to-pdf/issues/99"
            },
            {
              "name": "https://github.com/simonhaenisch/md-to-pdf/commit/a716259c548c82fa1d3b14a3422e9100619d2d8a",
              "refsource": "MISC",
              "url": "https://github.com/simonhaenisch/md-to-pdf/commit/a716259c548c82fa1d3b14a3422e9100619d2d8a"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2021-23639",
    "datePublished": "2021-12-10T20:05:16.643350Z",
    "dateReserved": "2021-01-08T00:00:00",
    "dateUpdated": "2024-09-17T00:45:43.108Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-X949-7CM6-FM6P

CVE-2021-23639 (GCVE-0-2021-23639)

Tags

Sightings

Nomenclature