Vulnerability-Lookup

GHSA-33RV-M2GP-MM2R

Vulnerability from github – Published: 2021-06-21 17:18 – Updated: 2021-05-20 21:34

Summary

Prototype pollution in safe-flat

Details

Prototype pollution vulnerability in 'safe-flat' versions 2.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

Severity ?

9.8 (Critical)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "safe-flat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.0.0"
            },
            {
              "fixed": "2.0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-25927"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1321"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-20T21:34:56Z",
    "nvd_published_at": "2021-04-26T11:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "Prototype pollution vulnerability in \u0027safe-flat\u0027 versions 2.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.",
  "id": "GHSA-33rv-m2gp-mm2r",
  "modified": "2021-05-20T21:34:56Z",
  "published": "2021-06-21T17:18:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-25927"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jessie-codes/safe-flat/commit/4b9b7db976bba8c968354f4315f5f9c219b7cbf3"
    },
    {
      "type": "WEB",
      "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25927"
    }
  ],
  "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": "Prototype pollution in safe-flat"
}

CVE-2021-25927 (GCVE-0-2021-25927)

Vulnerability from cvelistv5 – Published: 2021-04-26 10:54 – Updated: 2025-04-30 20:23

Summary

Prototype pollution vulnerability in 'safe-flat' versions 2.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

Severity ?

9.8 (Critical)


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

CWE

Prototype Pollution

Assigner

Mend

References

URL

Tags

	https://www.whitesourcesoftware.com/vulnerability…	x_refsource_MISC
	https://github.com/jessie-codes/safe-flat/commit/…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	safe-flat	Affected: 2.0.0, 2.0.1

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:11:28.474Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25927"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/jessie-codes/safe-flat/commit/4b9b7db976bba8c968354f4315f5f9c219b7cbf3"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-25927",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-30T18:38:32.481831Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1321",
                "description": "CWE-1321 Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-30T20:23:08.316Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "safe-flat",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "2.0.0, 2.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Prototype pollution vulnerability in \u0027safe-flat\u0027 versions 2.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Prototype Pollution",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-04-26T10:54:42.000Z",
        "orgId": "478c68dd-22c1-4a41-97cd-654224dfacff",
        "shortName": "Mend"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25927"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/jessie-codes/safe-flat/commit/4b9b7db976bba8c968354f4315f5f9c219b7cbf3"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnerabilitylab@whitesourcesoftware.com",
          "ID": "CVE-2021-25927",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "safe-flat",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "2.0.0, 2.0.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Prototype pollution vulnerability in \u0027safe-flat\u0027 versions 2.0.0 through 2.0.1 allows an attacker to cause a denial of service and may lead to remote code execution."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Prototype Pollution"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25927",
              "refsource": "MISC",
              "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25927"
            },
            {
              "name": "https://github.com/jessie-codes/safe-flat/commit/4b9b7db976bba8c968354f4315f5f9c219b7cbf3",
              "refsource": "MISC",
              "url": "https://github.com/jessie-codes/safe-flat/commit/4b9b7db976bba8c968354f4315f5f9c219b7cbf3"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "478c68dd-22c1-4a41-97cd-654224dfacff",
    "assignerShortName": "Mend",
    "cveId": "CVE-2021-25927",
    "datePublished": "2021-04-26T10:54:42.000Z",
    "dateReserved": "2021-01-22T00:00:00.000Z",
    "dateUpdated": "2025-04-30T20:23:08.316Z",
    "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-33RV-M2GP-MM2R

CVE-2021-25927 (GCVE-0-2021-25927)

Tags

Sightings

Nomenclature